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Finding the Fourth Proportional to 65,073.52, 89,801.52 and 35,265.52

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Solution

The fourth proportional to 65,073.52, 89,801.52 and 35,265.52 is: 48,666.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,073.52 : 89,801.52 = 35,265.52 : x
  2. Step 2: Convert to fraction form
    65,073.52/89,801.52 = 35,265.52/x
  3. Step 3: Cross multiply
    65,073.52x = 89,801.52 × 35,265.52
  4. Step 4: Simplify right side
    65,073.52x = 3,166,897,299.59
  5. Step 5: Solve for x
    x = 3,166,897,299.59/65,073.52
  6. Step 6: Final answer
    x = 48,666.45

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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.