Home / 89,154.28-133,739.69-32,242.43

Finding the Fourth Proportional to 89,154.28, 133,739.69 and 32,242.43

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Solution

The fourth proportional to 89,154.28, 133,739.69 and 32,242.43 is: 48,366.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,154.28 : 133,739.69 = 32,242.43 : x
  2. Step 2: Convert to fraction form
    89,154.28/133,739.69 = 32,242.43/x
  3. Step 3: Cross multiply
    89,154.28x = 133,739.69 × 32,242.43
  4. Step 4: Simplify right side
    89,154.28x = 4,312,092,004.95
  5. Step 5: Solve for x
    x = 4,312,092,004.95/89,154.28
  6. Step 6: Final answer
    x = 48,366.63

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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.