Home / 212,493.02-318,774.12-62,748.44

Finding the Fourth Proportional to 212,493.02, 318,774.12 and 62,748.44

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Solution

The fourth proportional to 212,493.02, 318,774.12 and 62,748.44 is: 94,132.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,493.02 : 318,774.12 = 62,748.44 : x
  2. Step 2: Convert to fraction form
    212,493.02/318,774.12 = 62,748.44/x
  3. Step 3: Cross multiply
    212,493.02x = 318,774.12 × 62,748.44
  4. Step 4: Simplify right side
    212,493.02x = 20,002,578,742.37
  5. Step 5: Solve for x
    x = 20,002,578,742.37/212,493.02
  6. Step 6: Final answer
    x = 94,132.87

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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.