Home / 212,492.20-318,590.70-94,099

Finding the Fourth Proportional to 212,492.20, 318,590.70 and 94,099

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Solution

The fourth proportional to 212,492.20, 318,590.70 and 94,099 is: 141,083.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,492.20 : 318,590.70 = 94,099 : x
  2. Step 2: Convert to fraction form
    212,492.20/318,590.70 = 94,099/x
  3. Step 3: Cross multiply
    212,492.20x = 318,590.70 × 94,099
  4. Step 4: Simplify right side
    212,492.20x = 29,979,066,279.30
  5. Step 5: Solve for x
    x = 29,979,066,279.30/212,492.20
  6. Step 6: Final answer
    x = 141,083.14

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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.