Home / 48,505.92-66,746.40-40,522.56

Finding the Fourth Proportional to 48,505.92, 66,746.40 and 40,522.56

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Solution

The fourth proportional to 48,505.92, 66,746.40 and 40,522.56 is: 55,760.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,505.92 : 66,746.40 = 40,522.56 : x
  2. Step 2: Convert to fraction form
    48,505.92/66,746.40 = 40,522.56/x
  3. Step 3: Cross multiply
    48,505.92x = 66,746.40 × 40,522.56
  4. Step 4: Simplify right side
    48,505.92x = 2,704,734,998.78
  5. Step 5: Solve for x
    x = 2,704,734,998.78/48,505.92
  6. Step 6: Final answer
    x = 55,760.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.