Home / 92,185.32-138,310.38-52,775.40

Finding the Fourth Proportional to 92,185.32, 138,310.38 and 52,775.40

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Solution

The fourth proportional to 92,185.32, 138,310.38 and 52,775.40 is: 79,181.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,185.32 : 138,310.38 = 52,775.40 : x
  2. Step 2: Convert to fraction form
    92,185.32/138,310.38 = 52,775.40/x
  3. Step 3: Cross multiply
    92,185.32x = 138,310.38 × 52,775.40
  4. Step 4: Simplify right side
    92,185.32x = 7,299,385,628.65
  5. Step 5: Solve for x
    x = 7,299,385,628.65/92,185.32
  6. Step 6: Final answer
    x = 79,181.65

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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.