Home / 100,288.33-150,432.49-41,151.85

Finding the Fourth Proportional to 100,288.33, 150,432.49 and 41,151.85

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Solution

The fourth proportional to 100,288.33, 150,432.49 and 41,151.85 is: 61,727.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,288.33 : 150,432.49 = 41,151.85 : x
  2. Step 2: Convert to fraction form
    100,288.33/150,432.49 = 41,151.85/x
  3. Step 3: Cross multiply
    100,288.33x = 150,432.49 × 41,151.85
  4. Step 4: Simplify right side
    100,288.33x = 6,190,574,938.97
  5. Step 5: Solve for x
    x = 6,190,574,938.97/100,288.33
  6. Step 6: Final answer
    x = 61,727.77

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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.