Home / 79,451.89-119,067.11-59,707.38

Finding the Fourth Proportional to 79,451.89, 119,067.11 and 59,707.38

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Solution

The fourth proportional to 79,451.89, 119,067.11 and 59,707.38 is: 89,477.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,451.89 : 119,067.11 = 59,707.38 : x
  2. Step 2: Convert to fraction form
    79,451.89/119,067.11 = 59,707.38/x
  3. Step 3: Cross multiply
    79,451.89x = 119,067.11 × 59,707.38
  4. Step 4: Simplify right side
    79,451.89x = 7,109,185,220.24
  5. Step 5: Solve for x
    x = 7,109,185,220.24/79,451.89
  6. Step 6: Final answer
    x = 89,477.86

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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.