Home / 44,355.20-66,532.80-40,272.80

Finding the Fourth Proportional to 44,355.20, 66,532.80 and 40,272.80

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Solution

The fourth proportional to 44,355.20, 66,532.80 and 40,272.80 is: 60,409.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,355.20 : 66,532.80 = 40,272.80 : x
  2. Step 2: Convert to fraction form
    44,355.20/66,532.80 = 40,272.80/x
  3. Step 3: Cross multiply
    44,355.20x = 66,532.80 × 40,272.80
  4. Step 4: Simplify right side
    44,355.20x = 2,679,462,147.84
  5. Step 5: Solve for x
    x = 2,679,462,147.84/44,355.20
  6. Step 6: Final answer
    x = 60,409.20

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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.