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Finding the Fourth Proportional to 64,024.58, 88,345.76 and 35,731.46

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Solution

The fourth proportional to 64,024.58, 88,345.76 and 35,731.46 is: 49,304.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,024.58 : 88,345.76 = 35,731.46 : x
  2. Step 2: Convert to fraction form
    64,024.58/88,345.76 = 35,731.46/x
  3. Step 3: Cross multiply
    64,024.58x = 88,345.76 × 35,731.46
  4. Step 4: Simplify right side
    64,024.58x = 3,156,722,989.61
  5. Step 5: Solve for x
    x = 3,156,722,989.61/64,024.58
  6. Step 6: Final answer
    x = 49,304.86

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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.