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Finding the Fourth Proportional to 63,712.67, 87,925.73 and 35,034.51

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Solution

The fourth proportional to 63,712.67, 87,925.73 and 35,034.51 is: 48,348.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,712.67 : 87,925.73 = 35,034.51 : x
  2. Step 2: Convert to fraction form
    63,712.67/87,925.73 = 35,034.51/x
  3. Step 3: Cross multiply
    63,712.67x = 87,925.73 × 35,034.51
  4. Step 4: Simplify right side
    63,712.67x = 3,080,434,691.77
  5. Step 5: Solve for x
    x = 3,080,434,691.77/63,712.67
  6. Step 6: Final answer
    x = 48,348.86

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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.