Home / 92,849.65-139,047.33-83,863.95

Finding the Fourth Proportional to 92,849.65, 139,047.33 and 83,863.95

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Solution

The fourth proportional to 92,849.65, 139,047.33 and 83,863.95 is: 125,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,849.65 : 139,047.33 = 83,863.95 : x
  2. Step 2: Convert to fraction form
    92,849.65/139,047.33 = 83,863.95/x
  3. Step 3: Cross multiply
    92,849.65x = 139,047.33 × 83,863.95
  4. Step 4: Simplify right side
    92,849.65x = 11,661,058,330.75
  5. Step 5: Solve for x
    x = 11,661,058,330.75/92,849.65
  6. Step 6: Final answer
    x = 125,590.76

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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.