Home / 74,840.16-112,278.84-22,249.56

Finding the Fourth Proportional to 74,840.16, 112,278.84 and 22,249.56

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Solution

The fourth proportional to 74,840.16, 112,278.84 and 22,249.56 is: 33,379.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,840.16 : 112,278.84 = 22,249.56 : x
  2. Step 2: Convert to fraction form
    74,840.16/112,278.84 = 22,249.56/x
  3. Step 3: Cross multiply
    74,840.16x = 112,278.84 × 22,249.56
  4. Step 4: Simplify right side
    74,840.16x = 2,498,154,787.31
  5. Step 5: Solve for x
    x = 2,498,154,787.31/74,840.16
  6. Step 6: Final answer
    x = 33,379.87

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1.5x scale

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.