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Finding the Fourth Proportional to 64,029.66, 88,358.76 and 35,348.85

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Solution

The fourth proportional to 64,029.66, 88,358.76 and 35,348.85 is: 48,780.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,029.66 : 88,358.76 = 35,348.85 : x
  2. Step 2: Convert to fraction form
    64,029.66/88,358.76 = 35,348.85/x
  3. Step 3: Cross multiply
    64,029.66x = 88,358.76 × 35,348.85
  4. Step 4: Simplify right side
    64,029.66x = 3,123,380,553.43
  5. Step 5: Solve for x
    x = 3,123,380,553.43/64,029.66
  6. Step 6: Final answer
    x = 48,780.21

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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.