Home / 125,363.58-173,011.26-71,650.86

Finding the Fourth Proportional to 125,363.58, 173,011.26 and 71,650.86

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Solution

The fourth proportional to 125,363.58, 173,011.26 and 71,650.86 is: 98,883.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,363.58 : 173,011.26 = 71,650.86 : x
  2. Step 2: Convert to fraction form
    125,363.58/173,011.26 = 71,650.86/x
  3. Step 3: Cross multiply
    125,363.58x = 173,011.26 × 71,650.86
  4. Step 4: Simplify right side
    125,363.58x = 12,396,405,568.68
  5. Step 5: Solve for x
    x = 12,396,405,568.68/125,363.58
  6. Step 6: Final answer
    x = 98,883.63

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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.