Home / 149,049.58-223,357.02-69,112

Finding the Fourth Proportional to 149,049.58, 223,357.02 and 69,112

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Solution

The fourth proportional to 149,049.58, 223,357.02 and 69,112 is: 103,567.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,049.58 : 223,357.02 = 69,112 : x
  2. Step 2: Convert to fraction form
    149,049.58/223,357.02 = 69,112/x
  3. Step 3: Cross multiply
    149,049.58x = 223,357.02 × 69,112
  4. Step 4: Simplify right side
    149,049.58x = 15,436,650,366.24
  5. Step 5: Solve for x
    x = 15,436,650,366.24/149,049.58
  6. Step 6: Final answer
    x = 103,567.22

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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.