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Finding the Fourth Proportional to 93,422.38, 140,132.25 and 43,474.54

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Solution

The fourth proportional to 93,422.38, 140,132.25 and 43,474.54 is: 65,211.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,422.38 : 140,132.25 = 43,474.54 : x
  2. Step 2: Convert to fraction form
    93,422.38/140,132.25 = 43,474.54/x
  3. Step 3: Cross multiply
    93,422.38x = 140,132.25 × 43,474.54
  4. Step 4: Simplify right side
    93,422.38x = 6,092,184,189.88
  5. Step 5: Solve for x
    x = 6,092,184,189.88/93,422.38
  6. Step 6: Final answer
    x = 65,211.19

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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.