Home / 168,544.42-252,718.81-79,797.18

Finding the Fourth Proportional to 168,544.42, 252,718.81 and 79,797.18

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Solution

The fourth proportional to 168,544.42, 252,718.81 and 79,797.18 is: 119,649.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,544.42 : 252,718.81 = 79,797.18 : x
  2. Step 2: Convert to fraction form
    168,544.42/252,718.81 = 79,797.18/x
  3. Step 3: Cross multiply
    168,544.42x = 252,718.81 × 79,797.18
  4. Step 4: Simplify right side
    168,544.42x = 20,166,248,370.96
  5. Step 5: Solve for x
    x = 20,166,248,370.96/168,544.42
  6. Step 6: Final answer
    x = 119,649.46

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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.