Home / 74,963.27-112,389.53-35,474.15

Finding the Fourth Proportional to 74,963.27, 112,389.53 and 35,474.15

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Solution

The fourth proportional to 74,963.27, 112,389.53 and 35,474.15 is: 53,185.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,963.27 : 112,389.53 = 35,474.15 : x
  2. Step 2: Convert to fraction form
    74,963.27/112,389.53 = 35,474.15/x
  3. Step 3: Cross multiply
    74,963.27x = 112,389.53 × 35,474.15
  4. Step 4: Simplify right side
    74,963.27x = 3,986,923,149.25
  5. Step 5: Solve for x
    x = 3,986,923,149.25/74,963.27
  6. Step 6: Final answer
    x = 53,185.02

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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.