Home / 114,847.13-172,211.37-51,613.21

Finding the Fourth Proportional to 114,847.13, 172,211.37 and 51,613.21

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Solution

The fourth proportional to 114,847.13, 172,211.37 and 51,613.21 is: 77,393.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,847.13 : 172,211.37 = 51,613.21 : x
  2. Step 2: Convert to fraction form
    114,847.13/172,211.37 = 51,613.21/x
  3. Step 3: Cross multiply
    114,847.13x = 172,211.37 × 51,613.21
  4. Step 4: Simplify right side
    114,847.13x = 8,888,381,604.20
  5. Step 5: Solve for x
    x = 8,888,381,604.20/114,847.13
  6. Step 6: Final answer
    x = 77,393.15

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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.