Home / 82,345.24-113,594.52-52,079.68

Finding the Fourth Proportional to 82,345.24, 113,594.52 and 52,079.68

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Solution

The fourth proportional to 82,345.24, 113,594.52 and 52,079.68 is: 71,843.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,345.24 : 113,594.52 = 52,079.68 : x
  2. Step 2: Convert to fraction form
    82,345.24/113,594.52 = 52,079.68/x
  3. Step 3: Cross multiply
    82,345.24x = 113,594.52 × 52,079.68
  4. Step 4: Simplify right side
    82,345.24x = 5,915,966,251.35
  5. Step 5: Solve for x
    x = 5,915,966,251.35/82,345.24
  6. Step 6: Final answer
    x = 71,843.45

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1.5x scale

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.