Home / 74,218-111,333.84-26,844.92

Finding the Fourth Proportional to 74,218, 111,333.84 and 26,844.92

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Solution

The fourth proportional to 74,218, 111,333.84 and 26,844.92 is: 40,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,218 : 111,333.84 = 26,844.92 : x
  2. Step 2: Convert to fraction form
    74,218/111,333.84 = 26,844.92/x
  3. Step 3: Cross multiply
    74,218x = 111,333.84 × 26,844.92
  4. Step 4: Simplify right side
    74,218x = 2,988,748,028.09
  5. Step 5: Solve for x
    x = 2,988,748,028.09/74,218
  6. Step 6: Final answer
    x = 40,269.85

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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.