Home / 82,938.48-124,429.17-23,778.48

Finding the Fourth Proportional to 82,938.48, 124,429.17 and 23,778.48

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Solution

The fourth proportional to 82,938.48, 124,429.17 and 23,778.48 is: 35,673.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,938.48 : 124,429.17 = 23,778.48 : x
  2. Step 2: Convert to fraction form
    82,938.48/124,429.17 = 23,778.48/x
  3. Step 3: Cross multiply
    82,938.48x = 124,429.17 × 23,778.48
  4. Step 4: Simplify right side
    82,938.48x = 2,958,736,530.26
  5. Step 5: Solve for x
    x = 2,958,736,530.26/82,938.48
  6. Step 6: Final answer
    x = 35,673.87

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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.