Home / 101,122.65-151,738.65-41,964.30

Finding the Fourth Proportional to 101,122.65, 151,738.65 and 41,964.30

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Solution

The fourth proportional to 101,122.65, 151,738.65 and 41,964.30 is: 62,969.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,122.65 : 151,738.65 = 41,964.30 : x
  2. Step 2: Convert to fraction form
    101,122.65/151,738.65 = 41,964.30/x
  3. Step 3: Cross multiply
    101,122.65x = 151,738.65 × 41,964.30
  4. Step 4: Simplify right side
    101,122.65x = 6,367,606,230.20
  5. Step 5: Solve for x
    x = 6,367,606,230.20/101,122.65
  6. Step 6: Final answer
    x = 62,969.14

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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.