Home / 149,145.60-223,718.40-50,649.60

Finding the Fourth Proportional to 149,145.60, 223,718.40 and 50,649.60

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Solution

The fourth proportional to 149,145.60, 223,718.40 and 50,649.60 is: 75,974.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,145.60 : 223,718.40 = 50,649.60 : x
  2. Step 2: Convert to fraction form
    149,145.60/223,718.40 = 50,649.60/x
  3. Step 3: Cross multiply
    149,145.60x = 223,718.40 × 50,649.60
  4. Step 4: Simplify right side
    149,145.60x = 11,331,247,472.64
  5. Step 5: Solve for x
    x = 11,331,247,472.64/149,145.60
  6. Step 6: Final answer
    x = 75,974.40

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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.