Home / 74,844.74-112,278.10-26,809.70

Finding the Fourth Proportional to 74,844.74, 112,278.10 and 26,809.70

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Solution

The fourth proportional to 74,844.74, 112,278.10 and 26,809.70 is: 40,218.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,844.74 : 112,278.10 = 26,809.70 : x
  2. Step 2: Convert to fraction form
    74,844.74/112,278.10 = 26,809.70/x
  3. Step 3: Cross multiply
    74,844.74x = 112,278.10 × 26,809.70
  4. Step 4: Simplify right side
    74,844.74x = 3,010,142,177.57
  5. Step 5: Solve for x
    x = 3,010,142,177.57/74,844.74
  6. Step 6: Final answer
    x = 40,218.49

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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.