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Finding the Fourth Proportional to 94,472.70, 141,708.84 and 64,800.60

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Solution

The fourth proportional to 94,472.70, 141,708.84 and 64,800.60 is: 97,200.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,472.70 : 141,708.84 = 64,800.60 : x
  2. Step 2: Convert to fraction form
    94,472.70/141,708.84 = 64,800.60/x
  3. Step 3: Cross multiply
    94,472.70x = 141,708.84 × 64,800.60
  4. Step 4: Simplify right side
    94,472.70x = 9,182,817,857.30
  5. Step 5: Solve for x
    x = 9,182,817,857.30/94,472.70
  6. Step 6: Final answer
    x = 97,200.76

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1.5x scale

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.