Home / 68,340.53-94,309.98-38,125.86

Finding the Fourth Proportional to 68,340.53, 94,309.98 and 38,125.86

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Solution

The fourth proportional to 68,340.53, 94,309.98 and 38,125.86 is: 52,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,340.53 : 94,309.98 = 38,125.86 : x
  2. Step 2: Convert to fraction form
    68,340.53/94,309.98 = 38,125.86/x
  3. Step 3: Cross multiply
    68,340.53x = 94,309.98 × 38,125.86
  4. Step 4: Simplify right side
    68,340.53x = 3,595,648,651.06
  5. Step 5: Solve for x
    x = 3,595,648,651.06/68,340.53
  6. Step 6: Final answer
    x = 52,613.70

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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.