Home / 165,812.40-248,718.60-132,351.30

Finding the Fourth Proportional to 165,812.40, 248,718.60 and 132,351.30

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Solution

The fourth proportional to 165,812.40, 248,718.60 and 132,351.30 is: 198,526.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,812.40 : 248,718.60 = 132,351.30 : x
  2. Step 2: Convert to fraction form
    165,812.40/248,718.60 = 132,351.30/x
  3. Step 3: Cross multiply
    165,812.40x = 248,718.60 × 132,351.30
  4. Step 4: Simplify right side
    165,812.40x = 32,918,230,044.18
  5. Step 5: Solve for x
    x = 32,918,230,044.18/165,812.40
  6. Step 6: Final answer
    x = 198,526.95

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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.