Home / 79,748.40-110,053.11-43,937.65

Finding the Fourth Proportional to 79,748.40, 110,053.11 and 43,937.65

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Solution

The fourth proportional to 79,748.40, 110,053.11 and 43,937.65 is: 60,634.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,748.40 : 110,053.11 = 43,937.65 : x
  2. Step 2: Convert to fraction form
    79,748.40/110,053.11 = 43,937.65/x
  3. Step 3: Cross multiply
    79,748.40x = 110,053.11 × 43,937.65
  4. Step 4: Simplify right side
    79,748.40x = 4,835,475,028.59
  5. Step 5: Solve for x
    x = 4,835,475,028.59/79,748.40
  6. Step 6: Final answer
    x = 60,634.13

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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.