Home / 141,330.90-211,996.35-82,233.30

Finding the Fourth Proportional to 141,330.90, 211,996.35 and 82,233.30

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Solution

The fourth proportional to 141,330.90, 211,996.35 and 82,233.30 is: 123,349.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,330.90 : 211,996.35 = 82,233.30 : x
  2. Step 2: Convert to fraction form
    141,330.90/211,996.35 = 82,233.30/x
  3. Step 3: Cross multiply
    141,330.90x = 211,996.35 × 82,233.30
  4. Step 4: Simplify right side
    141,330.90x = 17,433,159,448.46
  5. Step 5: Solve for x
    x = 17,433,159,448.46/141,330.90
  6. Step 6: Final answer
    x = 123,349.95

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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.