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Finding the Fourth Proportional to 168,046.60, 252,069.90 and 152,494.60

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Solution

The fourth proportional to 168,046.60, 252,069.90 and 152,494.60 is: 228,741.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,046.60 : 252,069.90 = 152,494.60 : x
  2. Step 2: Convert to fraction form
    168,046.60/252,069.90 = 152,494.60/x
  3. Step 3: Cross multiply
    168,046.60x = 252,069.90 × 152,494.60
  4. Step 4: Simplify right side
    168,046.60x = 38,439,298,572.54
  5. Step 5: Solve for x
    x = 38,439,298,572.54/168,046.60
  6. Step 6: Final answer
    x = 228,741.90

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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.