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Finding the Fourth Proportional to 232,446.60, 348,337.80 and 132,395.40

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Solution

The fourth proportional to 232,446.60, 348,337.80 and 132,395.40 is: 198,403.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,446.60 : 348,337.80 = 132,395.40 : x
  2. Step 2: Convert to fraction form
    232,446.60/348,337.80 = 132,395.40/x
  3. Step 3: Cross multiply
    232,446.60x = 348,337.80 × 132,395.40
  4. Step 4: Simplify right side
    232,446.60x = 46,118,322,366.12
  5. Step 5: Solve for x
    x = 46,118,322,366.12/232,446.60
  6. Step 6: Final answer
    x = 198,403.94

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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.