Home / 45,637.11-68,479.76-32,395.64

Finding the Fourth Proportional to 45,637.11, 68,479.76 and 32,395.64

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Solution

The fourth proportional to 45,637.11, 68,479.76 and 32,395.64 is: 48,610.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,637.11 : 68,479.76 = 32,395.64 : x
  2. Step 2: Convert to fraction form
    45,637.11/68,479.76 = 32,395.64/x
  3. Step 3: Cross multiply
    45,637.11x = 68,479.76 × 32,395.64
  4. Step 4: Simplify right side
    45,637.11x = 2,218,445,147.87
  5. Step 5: Solve for x
    x = 2,218,445,147.87/45,637.11
  6. Step 6: Final answer
    x = 48,610.55

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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.