Home / 149,474.67-206,158.40-95,764.72

Finding the Fourth Proportional to 149,474.67, 206,158.40 and 95,764.72

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Solution

The fourth proportional to 149,474.67, 206,158.40 and 95,764.72 is: 132,080.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,474.67 : 206,158.40 = 95,764.72 : x
  2. Step 2: Convert to fraction form
    149,474.67/206,158.40 = 95,764.72/x
  3. Step 3: Cross multiply
    149,474.67x = 206,158.40 × 95,764.72
  4. Step 4: Simplify right side
    149,474.67x = 19,742,700,420.86
  5. Step 5: Solve for x
    x = 19,742,700,420.86/149,474.67
  6. Step 6: Final answer
    x = 132,080.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.