Home / 74,338.82-111,479.18-26,942.66

Finding the Fourth Proportional to 74,338.82, 111,479.18 and 26,942.66

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Solution

The fourth proportional to 74,338.82, 111,479.18 and 26,942.66 is: 40,403.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,338.82 : 111,479.18 = 26,942.66 : x
  2. Step 2: Convert to fraction form
    74,338.82/111,479.18 = 26,942.66/x
  3. Step 3: Cross multiply
    74,338.82x = 111,479.18 × 26,942.66
  4. Step 4: Simplify right side
    74,338.82x = 3,003,545,643.82
  5. Step 5: Solve for x
    x = 3,003,545,643.82/74,338.82
  6. Step 6: Final answer
    x = 40,403.46

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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.