Home / 136,449.24-204,703.02-103,182.54

Finding the Fourth Proportional to 136,449.24, 204,703.02 and 103,182.54

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Solution

The fourth proportional to 136,449.24, 204,703.02 and 103,182.54 is: 154,795.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,449.24 : 204,703.02 = 103,182.54 : x
  2. Step 2: Convert to fraction form
    136,449.24/204,703.02 = 103,182.54/x
  3. Step 3: Cross multiply
    136,449.24x = 204,703.02 × 103,182.54
  4. Step 4: Simplify right side
    136,449.24x = 21,121,777,549.27
  5. Step 5: Solve for x
    x = 21,121,777,549.27/136,449.24
  6. Step 6: Final answer
    x = 154,795.86

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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.