Home / 45,871.60-68,962.92-36,629.68

Finding the Fourth Proportional to 45,871.60, 68,962.92 and 36,629.68

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Solution

The fourth proportional to 45,871.60, 68,962.92 and 36,629.68 is: 55,068.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,871.60 : 68,962.92 = 36,629.68 : x
  2. Step 2: Convert to fraction form
    45,871.60/68,962.92 = 36,629.68/x
  3. Step 3: Cross multiply
    45,871.60x = 68,962.92 × 36,629.68
  4. Step 4: Simplify right side
    45,871.60x = 2,526,089,691.47
  5. Step 5: Solve for x
    x = 2,526,089,691.47/45,871.60
  6. Step 6: Final answer
    x = 55,068.71

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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.