Home / 146,354.76-201,973.56-82,691.28

Finding the Fourth Proportional to 146,354.76, 201,973.56 and 82,691.28

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Solution

The fourth proportional to 146,354.76, 201,973.56 and 82,691.28 is: 114,116.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,354.76 : 201,973.56 = 82,691.28 : x
  2. Step 2: Convert to fraction form
    146,354.76/201,973.56 = 82,691.28/x
  3. Step 3: Cross multiply
    146,354.76x = 201,973.56 × 82,691.28
  4. Step 4: Simplify right side
    146,354.76x = 16,701,452,202.56
  5. Step 5: Solve for x
    x = 16,701,452,202.56/146,354.76
  6. Step 6: Final answer
    x = 114,116.22

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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.