Home / 82,722.70-124,084.05-73,537.30

Finding the Fourth Proportional to 82,722.70, 124,084.05 and 73,537.30

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Solution

The fourth proportional to 82,722.70, 124,084.05 and 73,537.30 is: 110,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,722.70 : 124,084.05 = 73,537.30 : x
  2. Step 2: Convert to fraction form
    82,722.70/124,084.05 = 73,537.30/x
  3. Step 3: Cross multiply
    82,722.70x = 124,084.05 × 73,537.30
  4. Step 4: Simplify right side
    82,722.70x = 9,124,806,010.07
  5. Step 5: Solve for x
    x = 9,124,806,010.07/82,722.70
  6. Step 6: Final answer
    x = 110,305.95

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1.5x scale

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.