Home / 49,322.23-68,065.35-29,178.60

Finding the Fourth Proportional to 49,322.23, 68,065.35 and 29,178.60

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Solution

The fourth proportional to 49,322.23, 68,065.35 and 29,178.60 is: 40,266.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,322.23 : 68,065.35 = 29,178.60 : x
  2. Step 2: Convert to fraction form
    49,322.23/68,065.35 = 29,178.60/x
  3. Step 3: Cross multiply
    49,322.23x = 68,065.35 × 29,178.60
  4. Step 4: Simplify right side
    49,322.23x = 1,986,051,256.85
  5. Step 5: Solve for x
    x = 1,986,051,256.85/49,322.23
  6. Step 6: Final answer
    x = 40,266.86

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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.