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Finding the Fourth Proportional to 70,250.50, 96,957.14 and 52,220.97

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Solution

The fourth proportional to 70,250.50, 96,957.14 and 52,220.97 is: 72,073.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,250.50 : 96,957.14 = 52,220.97 : x
  2. Step 2: Convert to fraction form
    70,250.50/96,957.14 = 52,220.97/x
  3. Step 3: Cross multiply
    70,250.50x = 96,957.14 × 52,220.97
  4. Step 4: Simplify right side
    70,250.50x = 5,063,195,153.34
  5. Step 5: Solve for x
    x = 5,063,195,153.34/70,250.50
  6. Step 6: Final answer
    x = 72,073.44

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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.