Home / 79,173.29-109,260.92-45,181.10

Finding the Fourth Proportional to 79,173.29, 109,260.92 and 45,181.10

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Solution

The fourth proportional to 79,173.29, 109,260.92 and 45,181.10 is: 62,350.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,173.29 : 109,260.92 = 45,181.10 : x
  2. Step 2: Convert to fraction form
    79,173.29/109,260.92 = 45,181.10/x
  3. Step 3: Cross multiply
    79,173.29x = 109,260.92 × 45,181.10
  4. Step 4: Simplify right side
    79,173.29x = 4,936,528,599.86
  5. Step 5: Solve for x
    x = 4,936,528,599.86/79,173.29
  6. Step 6: Final answer
    x = 62,350.93

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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.