Home / 63,434.97-87,540.27-38,284.47

Finding the Fourth Proportional to 63,434.97, 87,540.27 and 38,284.47

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Solution

The fourth proportional to 63,434.97, 87,540.27 and 38,284.47 is: 52,832.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,434.97 : 87,540.27 = 38,284.47 : x
  2. Step 2: Convert to fraction form
    63,434.97/87,540.27 = 38,284.47/x
  3. Step 3: Cross multiply
    63,434.97x = 87,540.27 × 38,284.47
  4. Step 4: Simplify right side
    63,434.97x = 3,351,432,840.61
  5. Step 5: Solve for x
    x = 3,351,432,840.61/63,434.97
  6. Step 6: Final answer
    x = 52,832.58

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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.