Home / 84,063.48-126,010.16-54,500.10

Finding the Fourth Proportional to 84,063.48, 126,010.16 and 54,500.10

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Solution

The fourth proportional to 84,063.48, 126,010.16 and 54,500.10 is: 81,695.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,063.48 : 126,010.16 = 54,500.10 : x
  2. Step 2: Convert to fraction form
    84,063.48/126,010.16 = 54,500.10/x
  3. Step 3: Cross multiply
    84,063.48x = 126,010.16 × 54,500.10
  4. Step 4: Simplify right side
    84,063.48x = 6,867,566,321.02
  5. Step 5: Solve for x
    x = 6,867,566,321.02/84,063.48
  6. Step 6: Final answer
    x = 81,695.00

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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.