Home / 82,884.44-124,326.54-38,486.91

Finding the Fourth Proportional to 82,884.44, 124,326.54 and 38,486.91

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Solution

The fourth proportional to 82,884.44, 124,326.54 and 38,486.91 is: 57,730.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,884.44 : 124,326.54 = 38,486.91 : x
  2. Step 2: Convert to fraction form
    82,884.44/124,326.54 = 38,486.91/x
  3. Step 3: Cross multiply
    82,884.44x = 124,326.54 × 38,486.91
  4. Step 4: Simplify right side
    82,884.44x = 4,784,944,355.59
  5. Step 5: Solve for x
    x = 4,784,944,355.59/82,884.44
  6. Step 6: Final answer
    x = 57,730.31

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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.