Home / 273,177.06-409,667.18-115,417.82

Finding the Fourth Proportional to 273,177.06, 409,667.18 and 115,417.82

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Solution

The fourth proportional to 273,177.06, 409,667.18 and 115,417.82 is: 173,085.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,177.06 : 409,667.18 = 115,417.82 : x
  2. Step 2: Convert to fraction form
    273,177.06/409,667.18 = 115,417.82/x
  3. Step 3: Cross multiply
    273,177.06x = 409,667.18 × 115,417.82
  4. Step 4: Simplify right side
    273,177.06x = 47,282,890,983.85
  5. Step 5: Solve for x
    x = 47,282,890,983.85/273,177.06
  6. Step 6: Final answer
    x = 173,085.14

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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.