Home / 162,027.75-223,610.84-89,444.86

Finding the Fourth Proportional to 162,027.75, 223,610.84 and 89,444.86

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Solution

The fourth proportional to 162,027.75, 223,610.84 and 89,444.86 is: 123,440.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,027.75 : 223,610.84 = 89,444.86 : x
  2. Step 2: Convert to fraction form
    162,027.75/223,610.84 = 89,444.86/x
  3. Step 3: Cross multiply
    162,027.75x = 223,610.84 × 89,444.86
  4. Step 4: Simplify right side
    162,027.75x = 20,000,840,278.28
  5. Step 5: Solve for x
    x = 20,000,840,278.28/162,027.75
  6. Step 6: Final answer
    x = 123,440.83

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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.