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Finding the Fourth Proportional to 54,854.31, 82,219.25 and 25,210.88

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Solution

The fourth proportional to 54,854.31, 82,219.25 and 25,210.88 is: 37,787.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,854.31 : 82,219.25 = 25,210.88 : x
  2. Step 2: Convert to fraction form
    54,854.31/82,219.25 = 25,210.88/x
  3. Step 3: Cross multiply
    54,854.31x = 82,219.25 × 25,210.88
  4. Step 4: Simplify right side
    54,854.31x = 2,072,819,605.69
  5. Step 5: Solve for x
    x = 2,072,819,605.69/54,854.31
  6. Step 6: Final answer
    x = 37,787.72

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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.