Home / 100,158.24-150,242.22-82,596

Finding the Fourth Proportional to 100,158.24, 150,242.22 and 82,596

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Solution

The fourth proportional to 100,158.24, 150,242.22 and 82,596 is: 123,898.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,158.24 : 150,242.22 = 82,596 : x
  2. Step 2: Convert to fraction form
    100,158.24/150,242.22 = 82,596/x
  3. Step 3: Cross multiply
    100,158.24x = 150,242.22 × 82,596
  4. Step 4: Simplify right side
    100,158.24x = 12,409,406,403.12
  5. Step 5: Solve for x
    x = 12,409,406,403.12/100,158.24
  6. Step 6: Final answer
    x = 123,898.01

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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.