Home / 84,581.90-126,833.12-49,053.32

Finding the Fourth Proportional to 84,581.90, 126,833.12 and 49,053.32

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Solution

The fourth proportional to 84,581.90, 126,833.12 and 49,053.32 is: 73,556.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,581.90 : 126,833.12 = 49,053.32 : x
  2. Step 2: Convert to fraction form
    84,581.90/126,833.12 = 49,053.32/x
  3. Step 3: Cross multiply
    84,581.90x = 126,833.12 × 49,053.32
  4. Step 4: Simplify right side
    84,581.90x = 6,221,585,402.10
  5. Step 5: Solve for x
    x = 6,221,585,402.10/84,581.90
  6. Step 6: Final answer
    x = 73,556.94

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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.