Home / 146,020.96-219,233.14-100,931.24

Finding the Fourth Proportional to 146,020.96, 219,233.14 and 100,931.24

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Solution

The fourth proportional to 146,020.96, 219,233.14 and 100,931.24 is: 151,536.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,020.96 : 219,233.14 = 100,931.24 : x
  2. Step 2: Convert to fraction form
    146,020.96/219,233.14 = 100,931.24/x
  3. Step 3: Cross multiply
    146,020.96x = 219,233.14 × 100,931.24
  4. Step 4: Simplify right side
    146,020.96x = 22,127,472,669.29
  5. Step 5: Solve for x
    x = 22,127,472,669.29/146,020.96
  6. Step 6: Final answer
    x = 151,536.28

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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.