Home / 82,827.97-124,278.50-64,269.25

Finding the Fourth Proportional to 82,827.97, 124,278.50 and 64,269.25

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Solution

The fourth proportional to 82,827.97, 124,278.50 and 64,269.25 is: 96,432.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,827.97 : 124,278.50 = 64,269.25 : x
  2. Step 2: Convert to fraction form
    82,827.97/124,278.50 = 64,269.25/x
  3. Step 3: Cross multiply
    82,827.97x = 124,278.50 × 64,269.25
  4. Step 4: Simplify right side
    82,827.97x = 7,987,285,836.10
  5. Step 5: Solve for x
    x = 7,987,285,836.10/82,827.97
  6. Step 6: Final answer
    x = 96,432.23

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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.