Home / 82,750.28-114,203.79-48,769.29

Finding the Fourth Proportional to 82,750.28, 114,203.79 and 48,769.29

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Solution

The fourth proportional to 82,750.28, 114,203.79 and 48,769.29 is: 67,306.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,750.28 : 114,203.79 = 48,769.29 : x
  2. Step 2: Convert to fraction form
    82,750.28/114,203.79 = 48,769.29/x
  3. Step 3: Cross multiply
    82,750.28x = 114,203.79 × 48,769.29
  4. Step 4: Simplify right side
    82,750.28x = 5,569,637,753.61
  5. Step 5: Solve for x
    x = 5,569,637,753.61/82,750.28
  6. Step 6: Final answer
    x = 67,306.58

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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.