Home / 160,318.94-240,475.98-55,138.82

Finding the Fourth Proportional to 160,318.94, 240,475.98 and 55,138.82

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Solution

The fourth proportional to 160,318.94, 240,475.98 and 55,138.82 is: 82,707.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,318.94 : 240,475.98 = 55,138.82 : x
  2. Step 2: Convert to fraction form
    160,318.94/240,475.98 = 55,138.82/x
  3. Step 3: Cross multiply
    160,318.94x = 240,475.98 × 55,138.82
  4. Step 4: Simplify right side
    160,318.94x = 13,259,561,775.54
  5. Step 5: Solve for x
    x = 13,259,561,775.54/160,318.94
  6. Step 6: Final answer
    x = 82,707.39

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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.