Home / 232,005.20-347,316.60-138,462.80

Finding the Fourth Proportional to 232,005.20, 347,316.60 and 138,462.80

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Solution

The fourth proportional to 232,005.20, 347,316.60 and 138,462.80 is: 207,281.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,005.20 : 347,316.60 = 138,462.80 : x
  2. Step 2: Convert to fraction form
    232,005.20/347,316.60 = 138,462.80/x
  3. Step 3: Cross multiply
    232,005.20x = 347,316.60 × 138,462.80
  4. Step 4: Simplify right side
    232,005.20x = 48,090,428,922.48
  5. Step 5: Solve for x
    x = 48,090,428,922.48/232,005.20
  6. Step 6: Final answer
    x = 207,281.69

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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.