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Finding the Fourth Proportional to 64,272.29, 88,700.87 and 47,353.82

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Solution

The fourth proportional to 64,272.29, 88,700.87 and 47,353.82 is: 65,352.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,272.29 : 88,700.87 = 47,353.82 : x
  2. Step 2: Convert to fraction form
    64,272.29/88,700.87 = 47,353.82/x
  3. Step 3: Cross multiply
    64,272.29x = 88,700.87 × 47,353.82
  4. Step 4: Simplify right side
    64,272.29x = 4,200,324,706.70
  5. Step 5: Solve for x
    x = 4,200,324,706.70/64,272.29
  6. Step 6: Final answer
    x = 65,352.04

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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.