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Finding the Fourth Proportional to 122,377.49, 183,566.24 and 43,494.83

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Solution

The fourth proportional to 122,377.49, 183,566.24 and 43,494.83 is: 65,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,377.49 : 183,566.24 = 43,494.83 : x
  2. Step 2: Convert to fraction form
    122,377.49/183,566.24 = 43,494.83/x
  3. Step 3: Cross multiply
    122,377.49x = 183,566.24 × 43,494.83
  4. Step 4: Simplify right side
    122,377.49x = 7,984,182,402.54
  5. Step 5: Solve for x
    x = 7,984,182,402.54/122,377.49
  6. Step 6: Final answer
    x = 65,242.25

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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.