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Finding the Fourth Proportional to 63,701.70, 87,909.03 and 35,024.46

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Solution

The fourth proportional to 63,701.70, 87,909.03 and 35,024.46 is: 48,334.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,701.70 : 87,909.03 = 35,024.46 : x
  2. Step 2: Convert to fraction form
    63,701.70/87,909.03 = 35,024.46/x
  3. Step 3: Cross multiply
    63,701.70x = 87,909.03 × 35,024.46
  4. Step 4: Simplify right side
    63,701.70x = 3,078,966,304.87
  5. Step 5: Solve for x
    x = 3,078,966,304.87/63,701.70
  6. Step 6: Final answer
    x = 48,334.13

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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.