Home / 80,044.04-120,061.70-40,600.12

Finding the Fourth Proportional to 80,044.04, 120,061.70 and 40,600.12

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Solution

The fourth proportional to 80,044.04, 120,061.70 and 40,600.12 is: 60,897.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,044.04 : 120,061.70 = 40,600.12 : x
  2. Step 2: Convert to fraction form
    80,044.04/120,061.70 = 40,600.12/x
  3. Step 3: Cross multiply
    80,044.04x = 120,061.70 × 40,600.12
  4. Step 4: Simplify right side
    80,044.04x = 4,874,519,427.40
  5. Step 5: Solve for x
    x = 4,874,519,427.40/80,044.04
  6. Step 6: Final answer
    x = 60,897.97

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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.