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Finding the Fourth Proportional to 63,985.32, 88,282.02 and 41,325.28

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Solution

The fourth proportional to 63,985.32, 88,282.02 and 41,325.28 is: 57,017.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,985.32 : 88,282.02 = 41,325.28 : x
  2. Step 2: Convert to fraction form
    63,985.32/88,282.02 = 41,325.28/x
  3. Step 3: Cross multiply
    63,985.32x = 88,282.02 × 41,325.28
  4. Step 4: Simplify right side
    63,985.32x = 3,648,279,195.47
  5. Step 5: Solve for x
    x = 3,648,279,195.47/63,985.32
  6. Step 6: Final answer
    x = 57,017.44

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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.