Home / 184,438.20-276,689.70-66,178.20

Finding the Fourth Proportional to 184,438.20, 276,689.70 and 66,178.20

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Solution

The fourth proportional to 184,438.20, 276,689.70 and 66,178.20 is: 99,278.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,438.20 : 276,689.70 = 66,178.20 : x
  2. Step 2: Convert to fraction form
    184,438.20/276,689.70 = 66,178.20/x
  3. Step 3: Cross multiply
    184,438.20x = 276,689.70 × 66,178.20
  4. Step 4: Simplify right side
    184,438.20x = 18,310,826,304.54
  5. Step 5: Solve for x
    x = 18,310,826,304.54/184,438.20
  6. Step 6: Final answer
    x = 99,278.93

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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.