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Finding the Fourth Proportional to 169,148.52, 253,751.96 and 56,839.52

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Solution

The fourth proportional to 169,148.52, 253,751.96 and 56,839.52 is: 85,269.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,148.52 : 253,751.96 = 56,839.52 : x
  2. Step 2: Convert to fraction form
    169,148.52/253,751.96 = 56,839.52/x
  3. Step 3: Cross multiply
    169,148.52x = 253,751.96 × 56,839.52
  4. Step 4: Simplify right side
    169,148.52x = 14,423,139,605.46
  5. Step 5: Solve for x
    x = 14,423,139,605.46/169,148.52
  6. Step 6: Final answer
    x = 85,269.09

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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.