Home / 68,934.83-103,412.75-35,182.42

Finding the Fourth Proportional to 68,934.83, 103,412.75 and 35,182.42

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Solution

The fourth proportional to 68,934.83, 103,412.75 and 35,182.42 is: 52,778.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,934.83 : 103,412.75 = 35,182.42 : x
  2. Step 2: Convert to fraction form
    68,934.83/103,412.75 = 35,182.42/x
  3. Step 3: Cross multiply
    68,934.83x = 103,412.75 × 35,182.42
  4. Step 4: Simplify right side
    68,934.83x = 3,638,310,803.86
  5. Step 5: Solve for x
    x = 3,638,310,803.86/68,934.83
  6. Step 6: Final answer
    x = 52,778.99

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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.