Home / 140,827.12-211,230.42-52,039.24

Finding the Fourth Proportional to 140,827.12, 211,230.42 and 52,039.24

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Solution

The fourth proportional to 140,827.12, 211,230.42 and 52,039.24 is: 78,055.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,827.12 : 211,230.42 = 52,039.24 : x
  2. Step 2: Convert to fraction form
    140,827.12/211,230.42 = 52,039.24/x
  3. Step 3: Cross multiply
    140,827.12x = 211,230.42 × 52,039.24
  4. Step 4: Simplify right side
    140,827.12x = 10,992,270,521.68
  5. Step 5: Solve for x
    x = 10,992,270,521.68/140,827.12
  6. Step 6: Final answer
    x = 78,055.07

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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.