Home / 48,343.70-72,445.47-34,331.18

Finding the Fourth Proportional to 48,343.70, 72,445.47 and 34,331.18

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Solution

The fourth proportional to 48,343.70, 72,445.47 and 34,331.18 is: 51,447.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,343.70 : 72,445.47 = 34,331.18 : x
  2. Step 2: Convert to fraction form
    48,343.70/72,445.47 = 34,331.18/x
  3. Step 3: Cross multiply
    48,343.70x = 72,445.47 × 34,331.18
  4. Step 4: Simplify right side
    48,343.70x = 2,487,138,470.75
  5. Step 5: Solve for x
    x = 2,487,138,470.75/48,343.70
  6. Step 6: Final answer
    x = 51,447.00

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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.