Home / 150,304.08-225,478.26-45,131.52

Finding the Fourth Proportional to 150,304.08, 225,478.26 and 45,131.52

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Solution

The fourth proportional to 150,304.08, 225,478.26 and 45,131.52 is: 67,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,304.08 : 225,478.26 = 45,131.52 : x
  2. Step 2: Convert to fraction form
    150,304.08/225,478.26 = 45,131.52/x
  3. Step 3: Cross multiply
    150,304.08x = 225,478.26 × 45,131.52
  4. Step 4: Simplify right side
    150,304.08x = 10,176,176,600.76
  5. Step 5: Solve for x
    x = 10,176,176,600.76/150,304.08
  6. Step 6: Final answer
    x = 67,703.93

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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.