Home / 146,034.36-218,829.20-108,417.96

Finding the Fourth Proportional to 146,034.36, 218,829.20 and 108,417.96

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Solution

The fourth proportional to 146,034.36, 218,829.20 and 108,417.96 is: 162,461.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,034.36 : 218,829.20 = 108,417.96 : x
  2. Step 2: Convert to fraction form
    146,034.36/218,829.20 = 108,417.96/x
  3. Step 3: Cross multiply
    146,034.36x = 218,829.20 × 108,417.96
  4. Step 4: Simplify right side
    146,034.36x = 23,725,014,910.34
  5. Step 5: Solve for x
    x = 23,725,014,910.34/146,034.36
  6. Step 6: Final answer
    x = 162,461.87

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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.