Home / 232,009.20-347,322.60-138,466.80

Finding the Fourth Proportional to 232,009.20, 347,322.60 and 138,466.80

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Solution

The fourth proportional to 232,009.20, 347,322.60 and 138,466.80 is: 207,287.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,009.20 : 347,322.60 = 138,466.80 : x
  2. Step 2: Convert to fraction form
    232,009.20/347,322.60 = 138,466.80/x
  3. Step 3: Cross multiply
    232,009.20x = 347,322.60 × 138,466.80
  4. Step 4: Simplify right side
    232,009.20x = 48,092,648,989.68
  5. Step 5: Solve for x
    x = 48,092,648,989.68/232,009.20
  6. Step 6: Final answer
    x = 207,287.68

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1.5x scale

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.