Home / 67,115.04-92,627.68-43,311

Finding the Fourth Proportional to 67,115.04, 92,627.68 and 43,311

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Solution

The fourth proportional to 67,115.04, 92,627.68 and 43,311 is: 59,774.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,115.04 : 92,627.68 = 43,311 : x
  2. Step 2: Convert to fraction form
    67,115.04/92,627.68 = 43,311/x
  3. Step 3: Cross multiply
    67,115.04x = 92,627.68 × 43,311
  4. Step 4: Simplify right side
    67,115.04x = 4,011,797,448.48
  5. Step 5: Solve for x
    x = 4,011,797,448.48/67,115.04
  6. Step 6: Final answer
    x = 59,774.94

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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.