Home / 49,329.12-68,065.32-29,175.96

Finding the Fourth Proportional to 49,329.12, 68,065.32 and 29,175.96

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Solution

The fourth proportional to 49,329.12, 68,065.32 and 29,175.96 is: 40,257.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,329.12 : 68,065.32 = 29,175.96 : x
  2. Step 2: Convert to fraction form
    49,329.12/68,065.32 = 29,175.96/x
  3. Step 3: Cross multiply
    49,329.12x = 68,065.32 × 29,175.96
  4. Step 4: Simplify right side
    49,329.12x = 1,985,871,053.71
  5. Step 5: Solve for x
    x = 1,985,871,053.71/49,329.12
  6. Step 6: Final answer
    x = 40,257.58

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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.