Home / 49,323.68-68,071.40-29,186.96

Finding the Fourth Proportional to 49,323.68, 68,071.40 and 29,186.96

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Solution

The fourth proportional to 49,323.68, 68,071.40 and 29,186.96 is: 40,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,323.68 : 68,071.40 = 29,186.96 : x
  2. Step 2: Convert to fraction form
    49,323.68/68,071.40 = 29,186.96/x
  3. Step 3: Cross multiply
    49,323.68x = 68,071.40 × 29,186.96
  4. Step 4: Simplify right side
    49,323.68x = 1,986,797,228.94
  5. Step 5: Solve for x
    x = 1,986,797,228.94/49,323.68
  6. Step 6: Final answer
    x = 40,280.80

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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.