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Finding the Fourth Proportional to 169,937.40, 254,926.88 and 57,649.74

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Solution

The fourth proportional to 169,937.40, 254,926.88 and 57,649.74 is: 86,481.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,937.40 : 254,926.88 = 57,649.74 : x
  2. Step 2: Convert to fraction form
    169,937.40/254,926.88 = 57,649.74/x
  3. Step 3: Cross multiply
    169,937.40x = 254,926.88 × 57,649.74
  4. Step 4: Simplify right side
    169,937.40x = 14,696,468,062.76
  5. Step 5: Solve for x
    x = 14,696,468,062.76/169,937.40
  6. Step 6: Final answer
    x = 86,481.66

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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.