Home / 113,552,021.90-170,328,032.85-112,357,628.30

Finding the Fourth Proportional to 113,552,021.90, 170,328,032.85 and 112,357,628.30

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Solution

The fourth proportional to 113,552,021.90, 170,328,032.85 and 112,357,628.30 is: 168,536,442.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,552,021.90 : 170,328,032.85 = 112,357,628.30 : x
  2. Step 2: Convert to fraction form
    113,552,021.90/170,328,032.85 = 112,357,628.30/x
  3. Step 3: Cross multiply
    113,552,021.90x = 170,328,032.85 × 112,357,628.30
  4. Step 4: Simplify right side
    113,552,021.90x = 19,137,653,804,030,488
  5. Step 5: Solve for x
    x = 19,137,653,804,030,488/113,552,021.90
  6. Step 6: Final answer
    x = 168,536,442.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.