Home / 133,921.76-200,881.20-32,720.72

Finding the Fourth Proportional to 133,921.76, 200,881.20 and 32,720.72

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Solution

The fourth proportional to 133,921.76, 200,881.20 and 32,720.72 is: 49,080.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,921.76 : 200,881.20 = 32,720.72 : x
  2. Step 2: Convert to fraction form
    133,921.76/200,881.20 = 32,720.72/x
  3. Step 3: Cross multiply
    133,921.76x = 200,881.20 × 32,720.72
  4. Step 4: Simplify right side
    133,921.76x = 6,572,977,498.46
  5. Step 5: Solve for x
    x = 6,572,977,498.46/133,921.76
  6. Step 6: Final answer
    x = 49,080.73

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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.