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Finding the Fourth Proportional to 220,150.80, 330,142.37 and 93,711.24

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Solution

The fourth proportional to 220,150.80, 330,142.37 and 93,711.24 is: 140,531.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,150.80 : 330,142.37 = 93,711.24 : x
  2. Step 2: Convert to fraction form
    220,150.80/330,142.37 = 93,711.24/x
  3. Step 3: Cross multiply
    220,150.80x = 330,142.37 × 93,711.24
  4. Step 4: Simplify right side
    220,150.80x = 30,938,050,400.68
  5. Step 5: Solve for x
    x = 30,938,050,400.68/220,150.80
  6. Step 6: Final answer
    x = 140,531.17

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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.