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Finding the Fourth Proportional to 169,732.69, 254,225.14 and 113,308.49

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Solution

The fourth proportional to 169,732.69, 254,225.14 and 113,308.49 is: 169,713.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,732.69 : 254,225.14 = 113,308.49 : x
  2. Step 2: Convert to fraction form
    169,732.69/254,225.14 = 113,308.49/x
  3. Step 3: Cross multiply
    169,732.69x = 254,225.14 × 113,308.49
  4. Step 4: Simplify right side
    169,732.69x = 28,805,866,733.44
  5. Step 5: Solve for x
    x = 28,805,866,733.44/169,732.69
  6. Step 6: Final answer
    x = 169,713.13

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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.