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Finding the Fourth Proportional to 63,694.59, 87,897.54 and 35,013.63

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Solution

The fourth proportional to 63,694.59, 87,897.54 and 35,013.63 is: 48,318.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,694.59 : 87,897.54 = 35,013.63 : x
  2. Step 2: Convert to fraction form
    63,694.59/87,897.54 = 35,013.63/x
  3. Step 3: Cross multiply
    63,694.59x = 87,897.54 × 35,013.63
  4. Step 4: Simplify right side
    63,694.59x = 3,077,611,943.47
  5. Step 5: Solve for x
    x = 3,077,611,943.47/63,694.59
  6. Step 6: Final answer
    x = 48,318.26

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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.