Home / 51,522.60-71,068.68-40,173.84

Finding the Fourth Proportional to 51,522.60, 71,068.68 and 40,173.84

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Solution

The fourth proportional to 51,522.60, 71,068.68 and 40,173.84 is: 55,414.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,522.60 : 71,068.68 = 40,173.84 : x
  2. Step 2: Convert to fraction form
    51,522.60/71,068.68 = 40,173.84/x
  3. Step 3: Cross multiply
    51,522.60x = 71,068.68 × 40,173.84
  4. Step 4: Simplify right side
    51,522.60x = 2,855,101,779.33
  5. Step 5: Solve for x
    x = 2,855,101,779.33/51,522.60
  6. Step 6: Final answer
    x = 55,414.55

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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.