Home / 332,142.80-498,214.20-121,753.40

Finding the Fourth Proportional to 332,142.80, 498,214.20 and 121,753.40

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Solution

The fourth proportional to 332,142.80, 498,214.20 and 121,753.40 is: 182,630.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,142.80 : 498,214.20 = 121,753.40 : x
  2. Step 2: Convert to fraction form
    332,142.80/498,214.20 = 121,753.40/x
  3. Step 3: Cross multiply
    332,142.80x = 498,214.20 × 121,753.40
  4. Step 4: Simplify right side
    332,142.80x = 60,659,272,778.28
  5. Step 5: Solve for x
    x = 60,659,272,778.28/332,142.80
  6. Step 6: Final answer
    x = 182,630.10

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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.