Home / 74,733.76-112,061.28-22,135.52

Finding the Fourth Proportional to 74,733.76, 112,061.28 and 22,135.52

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Solution

The fourth proportional to 74,733.76, 112,061.28 and 22,135.52 is: 33,191.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,733.76 : 112,061.28 = 22,135.52 : x
  2. Step 2: Convert to fraction form
    74,733.76/112,061.28 = 22,135.52/x
  3. Step 3: Cross multiply
    74,733.76x = 112,061.28 × 22,135.52
  4. Step 4: Simplify right side
    74,733.76x = 2,480,534,704.67
  5. Step 5: Solve for x
    x = 2,480,534,704.67/74,733.76
  6. Step 6: Final answer
    x = 33,191.62

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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.