Home / 52,118.92-71,919.78-29,459.92

Finding the Fourth Proportional to 52,118.92, 71,919.78 and 29,459.92

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Solution

The fourth proportional to 52,118.92, 71,919.78 and 29,459.92 is: 40,652.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,118.92 : 71,919.78 = 29,459.92 : x
  2. Step 2: Convert to fraction form
    52,118.92/71,919.78 = 29,459.92/x
  3. Step 3: Cross multiply
    52,118.92x = 71,919.78 × 29,459.92
  4. Step 4: Simplify right side
    52,118.92x = 2,118,750,965.22
  5. Step 5: Solve for x
    x = 2,118,750,965.22/52,118.92
  6. Step 6: Final answer
    x = 40,652.24

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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.