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Finding the Fourth Proportional to 121,635.58, 182,470.82 and 37,402.82

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Solution

The fourth proportional to 121,635.58, 182,470.82 and 37,402.82 is: 56,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,635.58 : 182,470.82 = 37,402.82 : x
  2. Step 2: Convert to fraction form
    121,635.58/182,470.82 = 37,402.82/x
  3. Step 3: Cross multiply
    121,635.58x = 182,470.82 × 37,402.82
  4. Step 4: Simplify right side
    121,635.58x = 6,824,923,785.40
  5. Step 5: Solve for x
    x = 6,824,923,785.40/121,635.58
  6. Step 6: Final answer
    x = 56,109.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.