Home / 84,090.76-126,151.68-24,116.72

Finding the Fourth Proportional to 84,090.76, 126,151.68 and 24,116.72

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Solution

The fourth proportional to 84,090.76, 126,151.68 and 24,116.72 is: 36,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,090.76 : 126,151.68 = 24,116.72 : x
  2. Step 2: Convert to fraction form
    84,090.76/126,151.68 = 24,116.72/x
  3. Step 3: Cross multiply
    84,090.76x = 126,151.68 × 24,116.72
  4. Step 4: Simplify right side
    84,090.76x = 3,042,364,744.09
  5. Step 5: Solve for x
    x = 3,042,364,744.09/84,090.76
  6. Step 6: Final answer
    x = 36,179.54

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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.