Home / 54,355.28-81,466.86-39,527.24

Finding the Fourth Proportional to 54,355.28, 81,466.86 and 39,527.24

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Solution

The fourth proportional to 54,355.28, 81,466.86 and 39,527.24 is: 59,242.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,355.28 : 81,466.86 = 39,527.24 : x
  2. Step 2: Convert to fraction form
    54,355.28/81,466.86 = 39,527.24/x
  3. Step 3: Cross multiply
    54,355.28x = 81,466.86 × 39,527.24
  4. Step 4: Simplify right side
    54,355.28x = 3,220,160,127.27
  5. Step 5: Solve for x
    x = 3,220,160,127.27/54,355.28
  6. Step 6: Final answer
    x = 59,242.82

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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.