Home / 150,587.19-225,808.13-87,423.22

Finding the Fourth Proportional to 150,587.19, 225,808.13 and 87,423.22

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Solution

The fourth proportional to 150,587.19, 225,808.13 and 87,423.22 is: 131,092.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,587.19 : 225,808.13 = 87,423.22 : x
  2. Step 2: Convert to fraction form
    150,587.19/225,808.13 = 87,423.22/x
  3. Step 3: Cross multiply
    150,587.19x = 225,808.13 × 87,423.22
  4. Step 4: Simplify right side
    150,587.19x = 19,740,873,826.78
  5. Step 5: Solve for x
    x = 19,740,873,826.78/150,587.19
  6. Step 6: Final answer
    x = 131,092.65

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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.