Home / 252,972.06-349,121.30-144,081.02

Finding the Fourth Proportional to 252,972.06, 349,121.30 and 144,081.02

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Solution

The fourth proportional to 252,972.06, 349,121.30 and 144,081.02 is: 198,843.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,972.06 : 349,121.30 = 144,081.02 : x
  2. Step 2: Convert to fraction form
    252,972.06/349,121.30 = 144,081.02/x
  3. Step 3: Cross multiply
    252,972.06x = 349,121.30 × 144,081.02
  4. Step 4: Simplify right side
    252,972.06x = 50,301,750,541.71
  5. Step 5: Solve for x
    x = 50,301,750,541.71/252,972.06
  6. Step 6: Final answer
    x = 198,843.11

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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.