Home / 98,717.30-147,768.84-53,625.92

Finding the Fourth Proportional to 98,717.30, 147,768.84 and 53,625.92

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Solution

The fourth proportional to 98,717.30, 147,768.84 and 53,625.92 is: 80,272.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,717.30 : 147,768.84 = 53,625.92 : x
  2. Step 2: Convert to fraction form
    98,717.30/147,768.84 = 53,625.92/x
  3. Step 3: Cross multiply
    98,717.30x = 147,768.84 × 53,625.92
  4. Step 4: Simplify right side
    98,717.30x = 7,924,239,253.49
  5. Step 5: Solve for x
    x = 7,924,239,253.49/98,717.30
  6. Step 6: Final answer
    x = 80,272.04

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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.