Home / 102,275.57-141,140.25-59,842.31

Finding the Fourth Proportional to 102,275.57, 141,140.25 and 59,842.31

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Solution

The fourth proportional to 102,275.57, 141,140.25 and 59,842.31 is: 82,582.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,275.57 : 141,140.25 = 59,842.31 : x
  2. Step 2: Convert to fraction form
    102,275.57/141,140.25 = 59,842.31/x
  3. Step 3: Cross multiply
    102,275.57x = 141,140.25 × 59,842.31
  4. Step 4: Simplify right side
    102,275.57x = 8,446,157,888.28
  5. Step 5: Solve for x
    x = 8,446,157,888.28/102,275.57
  6. Step 6: Final answer
    x = 82,582.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.