Home / 114,847.21-172,257.14-30,613.69

Finding the Fourth Proportional to 114,847.21, 172,257.14 and 30,613.69

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Solution

The fourth proportional to 114,847.21, 172,257.14 and 30,613.69 is: 45,916.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,847.21 : 172,257.14 = 30,613.69 : x
  2. Step 2: Convert to fraction form
    114,847.21/172,257.14 = 30,613.69/x
  3. Step 3: Cross multiply
    114,847.21x = 172,257.14 × 30,613.69
  4. Step 4: Simplify right side
    114,847.21x = 5,273,426,976.10
  5. Step 5: Solve for x
    x = 5,273,426,976.10/114,847.21
  6. Step 6: Final answer
    x = 45,916.89

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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.