Home / 150,337.32-207,462.87-82,355.64

Finding the Fourth Proportional to 150,337.32, 207,462.87 and 82,355.64

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Solution

The fourth proportional to 150,337.32, 207,462.87 and 82,355.64 is: 113,649.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,337.32 : 207,462.87 = 82,355.64 : x
  2. Step 2: Convert to fraction form
    150,337.32/207,462.87 = 82,355.64/x
  3. Step 3: Cross multiply
    150,337.32x = 207,462.87 × 82,355.64
  4. Step 4: Simplify right side
    150,337.32x = 17,085,737,435.09
  5. Step 5: Solve for x
    x = 17,085,737,435.09/150,337.32
  6. Step 6: Final answer
    x = 113,649.34

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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.