Home / 54,622.02-81,948.42-49,416.96

Finding the Fourth Proportional to 54,622.02, 81,948.42 and 49,416.96

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Solution

The fourth proportional to 54,622.02, 81,948.42 and 49,416.96 is: 74,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,622.02 : 81,948.42 = 49,416.96 : x
  2. Step 2: Convert to fraction form
    54,622.02/81,948.42 = 49,416.96/x
  3. Step 3: Cross multiply
    54,622.02x = 81,948.42 × 49,416.96
  4. Step 4: Simplify right side
    54,622.02x = 4,049,641,793.20
  5. Step 5: Solve for x
    x = 4,049,641,793.20/54,622.02
  6. Step 6: Final answer
    x = 74,139.36

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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.