Home / 149,164.80-223,747.20-115,339.20

Finding the Fourth Proportional to 149,164.80, 223,747.20 and 115,339.20

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Solution

The fourth proportional to 149,164.80, 223,747.20 and 115,339.20 is: 173,008.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,164.80 : 223,747.20 = 115,339.20 : x
  2. Step 2: Convert to fraction form
    149,164.80/223,747.20 = 115,339.20/x
  3. Step 3: Cross multiply
    149,164.80x = 223,747.20 × 115,339.20
  4. Step 4: Simplify right side
    149,164.80x = 25,806,823,050.24
  5. Step 5: Solve for x
    x = 25,806,823,050.24/149,164.80
  6. Step 6: Final answer
    x = 173,008.80

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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.