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Finding the Fourth Proportional to 65,568.80, 98,426.10 and 36,044.30

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Solution

The fourth proportional to 65,568.80, 98,426.10 and 36,044.30 is: 54,106.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,568.80 : 98,426.10 = 36,044.30 : x
  2. Step 2: Convert to fraction form
    65,568.80/98,426.10 = 36,044.30/x
  3. Step 3: Cross multiply
    65,568.80x = 98,426.10 × 36,044.30
  4. Step 4: Simplify right side
    65,568.80x = 3,547,699,876.23
  5. Step 5: Solve for x
    x = 3,547,699,876.23/65,568.80
  6. Step 6: Final answer
    x = 54,106.52

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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.