Home / 92,182.55-138,356.24-47,234.57

Finding the Fourth Proportional to 92,182.55, 138,356.24 and 47,234.57

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Solution

The fourth proportional to 92,182.55, 138,356.24 and 47,234.57 is: 70,894.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,182.55 : 138,356.24 = 47,234.57 : x
  2. Step 2: Convert to fraction form
    92,182.55/138,356.24 = 47,234.57/x
  3. Step 3: Cross multiply
    92,182.55x = 138,356.24 × 47,234.57
  4. Step 4: Simplify right side
    92,182.55x = 6,535,196,575.26
  5. Step 5: Solve for x
    x = 6,535,196,575.26/92,182.55
  6. Step 6: Final answer
    x = 70,894.08

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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.