Home / 102,701.22-141,727.77-59,689.14

Finding the Fourth Proportional to 102,701.22, 141,727.77 and 59,689.14

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Solution

The fourth proportional to 102,701.22, 141,727.77 and 59,689.14 is: 82,371.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,701.22 : 141,727.77 = 59,689.14 : x
  2. Step 2: Convert to fraction form
    102,701.22/141,727.77 = 59,689.14/x
  3. Step 3: Cross multiply
    102,701.22x = 141,727.77 × 59,689.14
  4. Step 4: Simplify right side
    102,701.22x = 8,459,608,705.42
  5. Step 5: Solve for x
    x = 8,459,608,705.42/102,701.22
  6. Step 6: Final answer
    x = 82,371.06

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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.