Home / 140,842.15-211,115.59-52,039.01

Finding the Fourth Proportional to 140,842.15, 211,115.59 and 52,039.01

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Solution

The fourth proportional to 140,842.15, 211,115.59 and 52,039.01 is: 78,003.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,842.15 : 211,115.59 = 52,039.01 : x
  2. Step 2: Convert to fraction form
    140,842.15/211,115.59 = 52,039.01/x
  3. Step 3: Cross multiply
    140,842.15x = 211,115.59 × 52,039.01
  4. Step 4: Simplify right side
    140,842.15x = 10,986,246,299.17
  5. Step 5: Solve for x
    x = 10,986,246,299.17/140,842.15
  6. Step 6: Final answer
    x = 78,003.97

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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.