Home / 84,518.36-126,769.96-25,367.24

Finding the Fourth Proportional to 84,518.36, 126,769.96 and 25,367.24

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Solution

The fourth proportional to 84,518.36, 126,769.96 and 25,367.24 is: 38,048.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,518.36 : 126,769.96 = 25,367.24 : x
  2. Step 2: Convert to fraction form
    84,518.36/126,769.96 = 25,367.24/x
  3. Step 3: Cross multiply
    84,518.36x = 126,769.96 × 25,367.24
  4. Step 4: Simplify right side
    84,518.36x = 3,215,804,000.11
  5. Step 5: Solve for x
    x = 3,215,804,000.11/84,518.36
  6. Step 6: Final answer
    x = 38,048.58

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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.