Home / 140,859.15-211,287.11-34,243.71

Finding the Fourth Proportional to 140,859.15, 211,287.11 and 34,243.71

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Solution

The fourth proportional to 140,859.15, 211,287.11 and 34,243.71 is: 51,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,859.15 : 211,287.11 = 34,243.71 : x
  2. Step 2: Convert to fraction form
    140,859.15/211,287.11 = 34,243.71/x
  3. Step 3: Cross multiply
    140,859.15x = 211,287.11 × 34,243.71
  4. Step 4: Simplify right side
    140,859.15x = 7,235,254,350.36
  5. Step 5: Solve for x
    x = 7,235,254,350.36/140,859.15
  6. Step 6: Final answer
    x = 51,365.17

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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.