Home / 83,222.79-124,865.64-49,966.04

Finding the Fourth Proportional to 83,222.79, 124,865.64 and 49,966.04

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Solution

The fourth proportional to 83,222.79, 124,865.64 and 49,966.04 is: 74,967.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,222.79 : 124,865.64 = 49,966.04 : x
  2. Step 2: Convert to fraction form
    83,222.79/124,865.64 = 49,966.04/x
  3. Step 3: Cross multiply
    83,222.79x = 124,865.64 × 49,966.04
  4. Step 4: Simplify right side
    83,222.79x = 6,239,040,938.54
  5. Step 5: Solve for x
    x = 6,239,040,938.54/83,222.79
  6. Step 6: Final answer
    x = 74,967.94

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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.