Home / 113,230.90-169,913.55-43,117.30

Finding the Fourth Proportional to 113,230.90, 169,913.55 and 43,117.30

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Solution

The fourth proportional to 113,230.90, 169,913.55 and 43,117.30 is: 64,701.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,230.90 : 169,913.55 = 43,117.30 : x
  2. Step 2: Convert to fraction form
    113,230.90/169,913.55 = 43,117.30/x
  3. Step 3: Cross multiply
    113,230.90x = 169,913.55 × 43,117.30
  4. Step 4: Simplify right side
    113,230.90x = 7,326,213,509.42
  5. Step 5: Solve for x
    x = 7,326,213,509.42/113,230.90
  6. Step 6: Final answer
    x = 64,701.54

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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.