Home / 149,422.40-223,936.80-109,793.60

Finding the Fourth Proportional to 149,422.40, 223,936.80 and 109,793.60

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Solution

The fourth proportional to 149,422.40, 223,936.80 and 109,793.60 is: 164,545.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,422.40 : 223,936.80 = 109,793.60 : x
  2. Step 2: Convert to fraction form
    149,422.40/223,936.80 = 109,793.60/x
  3. Step 3: Cross multiply
    149,422.40x = 223,936.80 × 109,793.60
  4. Step 4: Simplify right side
    149,422.40x = 24,586,827,444.48
  5. Step 5: Solve for x
    x = 24,586,827,444.48/149,422.40
  6. Step 6: Final answer
    x = 164,545.79

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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.