Home / 212,634.36-318,855.96-62,822.43

Finding the Fourth Proportional to 212,634.36, 318,855.96 and 62,822.43

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Solution

The fourth proportional to 212,634.36, 318,855.96 and 62,822.43 is: 94,205.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,634.36 : 318,855.96 = 62,822.43 : x
  2. Step 2: Convert to fraction form
    212,634.36/318,855.96 = 62,822.43/x
  3. Step 3: Cross multiply
    212,634.36x = 318,855.96 × 62,822.43
  4. Step 4: Simplify right side
    212,634.36x = 20,031,306,227.18
  5. Step 5: Solve for x
    x = 20,031,306,227.18/212,634.36
  6. Step 6: Final answer
    x = 94,205.41

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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.