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Finding the Fourth Proportional to 169,356.64, 254,281.20 and 124,566.88

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Solution

The fourth proportional to 169,356.64, 254,281.20 and 124,566.88 is: 187,031.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,356.64 : 254,281.20 = 124,566.88 : x
  2. Step 2: Convert to fraction form
    169,356.64/254,281.20 = 124,566.88/x
  3. Step 3: Cross multiply
    169,356.64x = 254,281.20 × 124,566.88
  4. Step 4: Simplify right side
    169,356.64x = 31,675,015,726.66
  5. Step 5: Solve for x
    x = 31,675,015,726.66/169,356.64
  6. Step 6: Final answer
    x = 187,031.44

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1.5x scale

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.