Home / 83,222.07-124,864.53-49,965.32

Finding the Fourth Proportional to 83,222.07, 124,864.53 and 49,965.32

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Solution

The fourth proportional to 83,222.07, 124,864.53 and 49,965.32 is: 74,966.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,222.07 : 124,864.53 = 49,965.32 : x
  2. Step 2: Convert to fraction form
    83,222.07/124,864.53 = 49,965.32/x
  3. Step 3: Cross multiply
    83,222.07x = 124,864.53 × 49,965.32
  4. Step 4: Simplify right side
    83,222.07x = 6,238,895,573.78
  5. Step 5: Solve for x
    x = 6,238,895,573.78/83,222.07
  6. Step 6: Final answer
    x = 74,966.84

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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.