Home / 152,003.28-227,965.20-45,362.16

Finding the Fourth Proportional to 152,003.28, 227,965.20 and 45,362.16

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Solution

The fourth proportional to 152,003.28, 227,965.20 and 45,362.16 is: 68,031.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,003.28 : 227,965.20 = 45,362.16 : x
  2. Step 2: Convert to fraction form
    152,003.28/227,965.20 = 45,362.16/x
  3. Step 3: Cross multiply
    152,003.28x = 227,965.20 × 45,362.16
  4. Step 4: Simplify right side
    152,003.28x = 10,340,993,876.83
  5. Step 5: Solve for x
    x = 10,340,993,876.83/152,003.28
  6. Step 6: Final answer
    x = 68,031.39

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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.