Home / 49,307.04-67,971.96-39,239.82

Finding the Fourth Proportional to 49,307.04, 67,971.96 and 39,239.82

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Solution

The fourth proportional to 49,307.04, 67,971.96 and 39,239.82 is: 54,093.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,307.04 : 67,971.96 = 39,239.82 : x
  2. Step 2: Convert to fraction form
    49,307.04/67,971.96 = 39,239.82/x
  3. Step 3: Cross multiply
    49,307.04x = 67,971.96 × 39,239.82
  4. Step 4: Simplify right side
    49,307.04x = 2,667,207,475.45
  5. Step 5: Solve for x
    x = 2,667,207,475.45/49,307.04
  6. Step 6: Final answer
    x = 54,093.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.