Home / 90,110.83-124,347.92-49,822.17

Finding the Fourth Proportional to 90,110.83, 124,347.92 and 49,822.17

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Solution

The fourth proportional to 90,110.83, 124,347.92 and 49,822.17 is: 68,751.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,110.83 : 124,347.92 = 49,822.17 : x
  2. Step 2: Convert to fraction form
    90,110.83/124,347.92 = 49,822.17/x
  3. Step 3: Cross multiply
    90,110.83x = 124,347.92 × 49,822.17
  4. Step 4: Simplify right side
    90,110.83x = 6,195,283,084.83
  5. Step 5: Solve for x
    x = 6,195,283,084.83/90,110.83
  6. Step 6: Final answer
    x = 68,751.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.