Home / 102,354.35-141,249.29-59,342.20

Finding the Fourth Proportional to 102,354.35, 141,249.29 and 59,342.20

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Solution

The fourth proportional to 102,354.35, 141,249.29 and 59,342.20 is: 81,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,354.35 : 141,249.29 = 59,342.20 : x
  2. Step 2: Convert to fraction form
    102,354.35/141,249.29 = 59,342.20/x
  3. Step 3: Cross multiply
    102,354.35x = 141,249.29 × 59,342.20
  4. Step 4: Simplify right side
    102,354.35x = 8,382,043,617.04
  5. Step 5: Solve for x
    x = 8,382,043,617.04/102,354.35
  6. Step 6: Final answer
    x = 81,892.40

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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.