Home / 122,134.08-182,962.56-84,176.56

Finding the Fourth Proportional to 122,134.08, 182,962.56 and 84,176.56

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Solution

The fourth proportional to 122,134.08, 182,962.56 and 84,176.56 is: 126,100.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,134.08 : 182,962.56 = 84,176.56 : x
  2. Step 2: Convert to fraction form
    122,134.08/182,962.56 = 84,176.56/x
  3. Step 3: Cross multiply
    122,134.08x = 182,962.56 × 84,176.56
  4. Step 4: Simplify right side
    122,134.08x = 15,401,158,909.59
  5. Step 5: Solve for x
    x = 15,401,158,909.59/122,134.08
  6. Step 6: Final answer
    x = 126,100.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.