Home / 150,921.95-226,087.13-87,609.32

Finding the Fourth Proportional to 150,921.95, 226,087.13 and 87,609.32

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Solution

The fourth proportional to 150,921.95, 226,087.13 and 87,609.32 is: 131,242.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,921.95 : 226,087.13 = 87,609.32 : x
  2. Step 2: Convert to fraction form
    150,921.95/226,087.13 = 87,609.32/x
  3. Step 3: Cross multiply
    150,921.95x = 226,087.13 × 87,609.32
  4. Step 4: Simplify right side
    150,921.95x = 19,807,338,151.57
  5. Step 5: Solve for x
    x = 19,807,338,151.57/150,921.95
  6. Step 6: Final answer
    x = 131,242.27

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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.