Home / 147,359.37-221,082.19-47,517.56

Finding the Fourth Proportional to 147,359.37, 221,082.19 and 47,517.56

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Solution

The fourth proportional to 147,359.37, 221,082.19 and 47,517.56 is: 71,290.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,359.37 : 221,082.19 = 47,517.56 : x
  2. Step 2: Convert to fraction form
    147,359.37/221,082.19 = 47,517.56/x
  3. Step 3: Cross multiply
    147,359.37x = 221,082.19 × 47,517.56
  4. Step 4: Simplify right side
    147,359.37x = 10,505,286,228.26
  5. Step 5: Solve for x
    x = 10,505,286,228.26/147,359.37
  6. Step 6: Final answer
    x = 71,290.25

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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.