Home / 149,105.08-223,680.30-49,275.82

Finding the Fourth Proportional to 149,105.08, 223,680.30 and 49,275.82

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Solution

The fourth proportional to 149,105.08, 223,680.30 and 49,275.82 is: 73,921.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,105.08 : 223,680.30 = 49,275.82 : x
  2. Step 2: Convert to fraction form
    149,105.08/223,680.30 = 49,275.82/x
  3. Step 3: Cross multiply
    149,105.08x = 223,680.30 × 49,275.82
  4. Step 4: Simplify right side
    149,105.08x = 11,022,030,200.35
  5. Step 5: Solve for x
    x = 11,022,030,200.35/149,105.08
  6. Step 6: Final answer
    x = 73,921.23

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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.