Home / 140,666.19-211,017.82-45,863.09

Finding the Fourth Proportional to 140,666.19, 211,017.82 and 45,863.09

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Solution

The fourth proportional to 140,666.19, 211,017.82 and 45,863.09 is: 68,800.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,666.19 : 211,017.82 = 45,863.09 : x
  2. Step 2: Convert to fraction form
    140,666.19/211,017.82 = 45,863.09/x
  3. Step 3: Cross multiply
    140,666.19x = 211,017.82 × 45,863.09
  4. Step 4: Simplify right side
    140,666.19x = 9,677,929,270.26
  5. Step 5: Solve for x
    x = 9,677,929,270.26/140,666.19
  6. Step 6: Final answer
    x = 68,800.68

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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.