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Finding the Fourth Proportional to 100,615.80, 150,923.70 and 60,593.70

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Solution

The fourth proportional to 100,615.80, 150,923.70 and 60,593.70 is: 90,890.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,615.80 : 150,923.70 = 60,593.70 : x
  2. Step 2: Convert to fraction form
    100,615.80/150,923.70 = 60,593.70/x
  3. Step 3: Cross multiply
    100,615.80x = 150,923.70 × 60,593.70
  4. Step 4: Simplify right side
    100,615.80x = 9,145,025,400.69
  5. Step 5: Solve for x
    x = 9,145,025,400.69/100,615.80
  6. Step 6: Final answer
    x = 90,890.55

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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.