Home / 149,474.17-206,157.71-95,764.22

Finding the Fourth Proportional to 149,474.17, 206,157.71 and 95,764.22

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Solution

The fourth proportional to 149,474.17, 206,157.71 and 95,764.22 is: 132,079.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,474.17 : 206,157.71 = 95,764.22 : x
  2. Step 2: Convert to fraction form
    149,474.17/206,157.71 = 95,764.22/x
  3. Step 3: Cross multiply
    149,474.17x = 206,157.71 × 95,764.22
  4. Step 4: Simplify right side
    149,474.17x = 19,742,531,503.76
  5. Step 5: Solve for x
    x = 19,742,531,503.76/149,474.17
  6. Step 6: Final answer
    x = 132,079.89

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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.