Home / 179,177.22-247,181.49-107,432.55

Finding the Fourth Proportional to 179,177.22, 247,181.49 and 107,432.55

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Solution

The fourth proportional to 179,177.22, 247,181.49 and 107,432.55 is: 148,207.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,177.22 : 247,181.49 = 107,432.55 : x
  2. Step 2: Convert to fraction form
    179,177.22/247,181.49 = 107,432.55/x
  3. Step 3: Cross multiply
    179,177.22x = 247,181.49 × 107,432.55
  4. Step 4: Simplify right side
    179,177.22x = 26,555,337,783.50
  5. Step 5: Solve for x
    x = 26,555,337,783.50/179,177.22
  6. Step 6: Final answer
    x = 148,207.11

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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.