Home / 149,215.10-223,822.65-50,719.10

Finding the Fourth Proportional to 149,215.10, 223,822.65 and 50,719.10

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Solution

The fourth proportional to 149,215.10, 223,822.65 and 50,719.10 is: 76,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,215.10 : 223,822.65 = 50,719.10 : x
  2. Step 2: Convert to fraction form
    149,215.10/223,822.65 = 50,719.10/x
  3. Step 3: Cross multiply
    149,215.10x = 223,822.65 × 50,719.10
  4. Step 4: Simplify right side
    149,215.10x = 11,352,083,367.62
  5. Step 5: Solve for x
    x = 11,352,083,367.62/149,215.10
  6. Step 6: Final answer
    x = 76,078.65

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Similar ratio
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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.