Home / 99,264.30-148,812.75-43,062.09

Finding the Fourth Proportional to 99,264.30, 148,812.75 and 43,062.09

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Solution

The fourth proportional to 99,264.30, 148,812.75 and 43,062.09 is: 64,556.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,264.30 : 148,812.75 = 43,062.09 : x
  2. Step 2: Convert to fraction form
    99,264.30/148,812.75 = 43,062.09/x
  3. Step 3: Cross multiply
    99,264.30x = 148,812.75 × 43,062.09
  4. Step 4: Simplify right side
    99,264.30x = 6,408,188,033.65
  5. Step 5: Solve for x
    x = 6,408,188,033.65/99,264.30
  6. Step 6: Final answer
    x = 64,556.82

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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.