Home / 212,341.08-318,270.18-110,982.90

Finding the Fourth Proportional to 212,341.08, 318,270.18 and 110,982.90

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Solution

The fourth proportional to 212,341.08, 318,270.18 and 110,982.90 is: 166,348.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,341.08 : 318,270.18 = 110,982.90 : x
  2. Step 2: Convert to fraction form
    212,341.08/318,270.18 = 110,982.90/x
  3. Step 3: Cross multiply
    212,341.08x = 318,270.18 × 110,982.90
  4. Step 4: Simplify right side
    212,341.08x = 35,322,547,559.92
  5. Step 5: Solve for x
    x = 35,322,547,559.92/212,341.08
  6. Step 6: Final answer
    x = 166,348.16

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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.