Home / 141,486.44-212,317.50-82,348.52

Finding the Fourth Proportional to 141,486.44, 212,317.50 and 82,348.52

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Solution

The fourth proportional to 141,486.44, 212,317.50 and 82,348.52 is: 123,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,486.44 : 212,317.50 = 82,348.52 : x
  2. Step 2: Convert to fraction form
    141,486.44/212,317.50 = 82,348.52/x
  3. Step 3: Cross multiply
    141,486.44x = 212,317.50 × 82,348.52
  4. Step 4: Simplify right side
    141,486.44x = 17,484,031,895.10
  5. Step 5: Solve for x
    x = 17,484,031,895.10/141,486.44
  6. Step 6: Final answer
    x = 123,573.90

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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.