Home / 68,249.60-102,377.28-33,215.84

Finding the Fourth Proportional to 68,249.60, 102,377.28 and 33,215.84

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Solution

The fourth proportional to 68,249.60, 102,377.28 and 33,215.84 is: 49,825.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,249.60 : 102,377.28 = 33,215.84 : x
  2. Step 2: Convert to fraction form
    68,249.60/102,377.28 = 33,215.84/x
  3. Step 3: Cross multiply
    68,249.60x = 102,377.28 × 33,215.84
  4. Step 4: Simplify right side
    68,249.60x = 3,400,547,352.12
  5. Step 5: Solve for x
    x = 3,400,547,352.12/68,249.60
  6. Step 6: Final answer
    x = 49,825.16

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1.5x scale

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.