Home / 228,452.29-342,474.89-108,435.20

Finding the Fourth Proportional to 228,452.29, 342,474.89 and 108,435.20

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Solution

The fourth proportional to 228,452.29, 342,474.89 and 108,435.20 is: 162,556.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,452.29 : 342,474.89 = 108,435.20 : x
  2. Step 2: Convert to fraction form
    228,452.29/342,474.89 = 108,435.20/x
  3. Step 3: Cross multiply
    228,452.29x = 342,474.89 × 108,435.20
  4. Step 4: Simplify right side
    228,452.29x = 37,136,331,344.21
  5. Step 5: Solve for x
    x = 37,136,331,344.21/228,452.29
  6. Step 6: Final answer
    x = 162,556.18

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1.5x scale

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.