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Finding the Fourth Proportional to 44,532.80, 66,799.20 and 44,225.60

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Solution

The fourth proportional to 44,532.80, 66,799.20 and 44,225.60 is: 66,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,532.80 : 66,799.20 = 44,225.60 : x
  2. Step 2: Convert to fraction form
    44,532.80/66,799.20 = 44,225.60/x
  3. Step 3: Cross multiply
    44,532.80x = 66,799.20 × 44,225.60
  4. Step 4: Simplify right side
    44,532.80x = 2,954,234,699.52
  5. Step 5: Solve for x
    x = 2,954,234,699.52/44,532.80
  6. Step 6: Final answer
    x = 66,338.40

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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.