Home / 113,775.90-170,701.29-53,830.14

Finding the Fourth Proportional to 113,775.90, 170,701.29 and 53,830.14

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Solution

The fourth proportional to 113,775.90, 170,701.29 and 53,830.14 is: 80,762.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,775.90 : 170,701.29 = 53,830.14 : x
  2. Step 2: Convert to fraction form
    113,775.90/170,701.29 = 53,830.14/x
  3. Step 3: Cross multiply
    113,775.90x = 170,701.29 × 53,830.14
  4. Step 4: Simplify right side
    113,775.90x = 9,188,874,338.88
  5. Step 5: Solve for x
    x = 9,188,874,338.88/113,775.90
  6. Step 6: Final answer
    x = 80,762.92

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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.