Home / 168,214.11-252,096.99-79,491.16

Finding the Fourth Proportional to 168,214.11, 252,096.99 and 79,491.16

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Solution

The fourth proportional to 168,214.11, 252,096.99 and 79,491.16 is: 119,130.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,214.11 : 252,096.99 = 79,491.16 : x
  2. Step 2: Convert to fraction form
    168,214.11/252,096.99 = 79,491.16/x
  3. Step 3: Cross multiply
    168,214.11x = 252,096.99 × 79,491.16
  4. Step 4: Simplify right side
    168,214.11x = 20,039,482,167.61
  5. Step 5: Solve for x
    x = 20,039,482,167.61/168,214.11
  6. Step 6: Final answer
    x = 119,130.80

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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.