Home / 82,347.28-113,639.92-44,621.52

Finding the Fourth Proportional to 82,347.28, 113,639.92 and 44,621.52

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Solution

The fourth proportional to 82,347.28, 113,639.92 and 44,621.52 is: 61,578.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,347.28 : 113,639.92 = 44,621.52 : x
  2. Step 2: Convert to fraction form
    82,347.28/113,639.92 = 44,621.52/x
  3. Step 3: Cross multiply
    82,347.28x = 113,639.92 × 44,621.52
  4. Step 4: Simplify right side
    82,347.28x = 5,070,785,963.08
  5. Step 5: Solve for x
    x = 5,070,785,963.08/82,347.28
  6. Step 6: Final answer
    x = 61,578.06

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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.