Home / 40,209.80-60,314.70-36,516.20

Finding the Fourth Proportional to 40,209.80, 60,314.70 and 36,516.20

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Solution

The fourth proportional to 40,209.80, 60,314.70 and 36,516.20 is: 54,774.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,209.80 : 60,314.70 = 36,516.20 : x
  2. Step 2: Convert to fraction form
    40,209.80/60,314.70 = 36,516.20/x
  3. Step 3: Cross multiply
    40,209.80x = 60,314.70 × 36,516.20
  4. Step 4: Simplify right side
    40,209.80x = 2,202,463,648.14
  5. Step 5: Solve for x
    x = 2,202,463,648.14/40,209.80
  6. Step 6: Final answer
    x = 54,774.30

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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.