Home / 150,669.24-225,873.98-86,613.83

Finding the Fourth Proportional to 150,669.24, 225,873.98 and 86,613.83

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Solution

The fourth proportional to 150,669.24, 225,873.98 and 86,613.83 is: 129,846.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,669.24 : 225,873.98 = 86,613.83 : x
  2. Step 2: Convert to fraction form
    150,669.24/225,873.98 = 86,613.83/x
  3. Step 3: Cross multiply
    150,669.24x = 225,873.98 × 86,613.83
  4. Step 4: Simplify right side
    150,669.24x = 19,563,810,505.14
  5. Step 5: Solve for x
    x = 19,563,810,505.14/150,669.24
  6. Step 6: Final answer
    x = 129,846.08

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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.