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Finding the Fourth Proportional to 60,234.31, 90,291.31 and 40,260.62

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Solution

The fourth proportional to 60,234.31, 90,291.31 and 40,260.62 is: 60,350.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,234.31 : 90,291.31 = 40,260.62 : x
  2. Step 2: Convert to fraction form
    60,234.31/90,291.31 = 40,260.62/x
  3. Step 3: Cross multiply
    60,234.31x = 90,291.31 × 40,260.62
  4. Step 4: Simplify right side
    60,234.31x = 3,635,184,246.29
  5. Step 5: Solve for x
    x = 3,635,184,246.29/60,234.31
  6. Step 6: Final answer
    x = 60,350.72

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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.