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Finding the Fourth Proportional to 111,909.54, 167,802.96 and 44,373.18

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Solution

The fourth proportional to 111,909.54, 167,802.96 and 44,373.18 is: 66,535.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,909.54 : 167,802.96 = 44,373.18 : x
  2. Step 2: Convert to fraction form
    111,909.54/167,802.96 = 44,373.18/x
  3. Step 3: Cross multiply
    111,909.54x = 167,802.96 × 44,373.18
  4. Step 4: Simplify right side
    111,909.54x = 7,445,950,948.61
  5. Step 5: Solve for x
    x = 7,445,950,948.61/111,909.54
  6. Step 6: Final answer
    x = 66,535.44

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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.