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Finding the Fourth Proportional to 169,459.25, 253,788.03 and 147,151.44

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Solution

The fourth proportional to 169,459.25, 253,788.03 and 147,151.44 is: 220,379.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,459.25 : 253,788.03 = 147,151.44 : x
  2. Step 2: Convert to fraction form
    169,459.25/253,788.03 = 147,151.44/x
  3. Step 3: Cross multiply
    169,459.25x = 253,788.03 × 147,151.44
  4. Step 4: Simplify right side
    169,459.25x = 37,345,274,069.26
  5. Step 5: Solve for x
    x = 37,345,274,069.26/169,459.25
  6. Step 6: Final answer
    x = 220,379.09

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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.