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Finding the Fourth Proportional to 169,841.88, 254,762.52 and 45,182.88

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Solution

The fourth proportional to 169,841.88, 254,762.52 and 45,182.88 is: 67,774.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,841.88 : 254,762.52 = 45,182.88 : x
  2. Step 2: Convert to fraction form
    169,841.88/254,762.52 = 45,182.88/x
  3. Step 3: Cross multiply
    169,841.88x = 254,762.52 × 45,182.88
  4. Step 4: Simplify right side
    169,841.88x = 11,510,904,369.66
  5. Step 5: Solve for x
    x = 11,510,904,369.66/169,841.88
  6. Step 6: Final answer
    x = 67,774.24

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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.