Home / 92,667.25-139,002.09-30,337.75

Finding the Fourth Proportional to 92,667.25, 139,002.09 and 30,337.75

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Solution

The fourth proportional to 92,667.25, 139,002.09 and 30,337.75 is: 45,507.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,667.25 : 139,002.09 = 30,337.75 : x
  2. Step 2: Convert to fraction form
    92,667.25/139,002.09 = 30,337.75/x
  3. Step 3: Cross multiply
    92,667.25x = 139,002.09 × 30,337.75
  4. Step 4: Simplify right side
    92,667.25x = 4,217,010,655.90
  5. Step 5: Solve for x
    x = 4,217,010,655.90/92,667.25
  6. Step 6: Final answer
    x = 45,507.02

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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.