Home / 146,489.11-219,507.50-98,917.76

Finding the Fourth Proportional to 146,489.11, 219,507.50 and 98,917.76

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Solution

The fourth proportional to 146,489.11, 219,507.50 and 98,917.76 is: 148,223.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,489.11 : 219,507.50 = 98,917.76 : x
  2. Step 2: Convert to fraction form
    146,489.11/219,507.50 = 98,917.76/x
  3. Step 3: Cross multiply
    146,489.11x = 219,507.50 × 98,917.76
  4. Step 4: Simplify right side
    146,489.11x = 21,713,190,999.26
  5. Step 5: Solve for x
    x = 21,713,190,999.26/146,489.11
  6. Step 6: Final answer
    x = 148,223.93

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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.