Home / 140,824.90-211,237.66-34,208.38

Finding the Fourth Proportional to 140,824.90, 211,237.66 and 34,208.38

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Solution

The fourth proportional to 140,824.90, 211,237.66 and 34,208.38 is: 51,312.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,824.90 : 211,237.66 = 34,208.38 : x
  2. Step 2: Convert to fraction form
    140,824.90/211,237.66 = 34,208.38/x
  3. Step 3: Cross multiply
    140,824.90x = 211,237.66 × 34,208.38
  4. Step 4: Simplify right side
    140,824.90x = 7,226,098,143.59
  5. Step 5: Solve for x
    x = 7,226,098,143.59/140,824.90
  6. Step 6: Final answer
    x = 51,312.65

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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.