Home / 150,318.42-207,339.57-96,671.28

Finding the Fourth Proportional to 150,318.42, 207,339.57 and 96,671.28

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Solution

The fourth proportional to 150,318.42, 207,339.57 and 96,671.28 is: 133,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,318.42 : 207,339.57 = 96,671.28 : x
  2. Step 2: Convert to fraction form
    150,318.42/207,339.57 = 96,671.28/x
  3. Step 3: Cross multiply
    150,318.42x = 207,339.57 × 96,671.28
  4. Step 4: Simplify right side
    150,318.42x = 20,043,781,626.55
  5. Step 5: Solve for x
    x = 20,043,781,626.55/150,318.42
  6. Step 6: Final answer
    x = 133,342.15

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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.