Home / 73,983.06-111,002.54-44,421.51

Finding the Fourth Proportional to 73,983.06, 111,002.54 and 44,421.51

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Solution

The fourth proportional to 73,983.06, 111,002.54 and 44,421.51 is: 66,649.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,983.06 : 111,002.54 = 44,421.51 : x
  2. Step 2: Convert to fraction form
    73,983.06/111,002.54 = 44,421.51/x
  3. Step 3: Cross multiply
    73,983.06x = 111,002.54 × 44,421.51
  4. Step 4: Simplify right side
    73,983.06x = 4,930,900,218.53
  5. Step 5: Solve for x
    x = 4,930,900,218.53/73,983.06
  6. Step 6: Final answer
    x = 66,649.04

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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.