Home / 150,284.62-207,357.18-88,999.86

Finding the Fourth Proportional to 150,284.62, 207,357.18 and 88,999.86

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Solution

The fourth proportional to 150,284.62, 207,357.18 and 88,999.86 is: 122,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,284.62 : 207,357.18 = 88,999.86 : x
  2. Step 2: Convert to fraction form
    150,284.62/207,357.18 = 88,999.86/x
  3. Step 3: Cross multiply
    150,284.62x = 207,357.18 × 88,999.86
  4. Step 4: Simplify right side
    150,284.62x = 18,454,759,989.99
  5. Step 5: Solve for x
    x = 18,454,759,989.99/150,284.62
  6. Step 6: Final answer
    x = 122,798.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.