Home / 140,821.83-211,233.06-34,205.31

Finding the Fourth Proportional to 140,821.83, 211,233.06 and 34,205.31

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Solution

The fourth proportional to 140,821.83, 211,233.06 and 34,205.31 is: 51,308.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,821.83 : 211,233.06 = 34,205.31 : x
  2. Step 2: Convert to fraction form
    140,821.83/211,233.06 = 34,205.31/x
  3. Step 3: Cross multiply
    140,821.83x = 211,233.06 × 34,205.31
  4. Step 4: Simplify right side
    140,821.83x = 7,225,292,299.55
  5. Step 5: Solve for x
    x = 7,225,292,299.55/140,821.83
  6. Step 6: Final answer
    x = 51,308.04

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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.