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Finding the Fourth Proportional to 228,324.01, 342,478.95 and 108,467.24

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Solution

The fourth proportional to 228,324.01, 342,478.95 and 108,467.24 is: 162,697.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,324.01 : 342,478.95 = 108,467.24 : x
  2. Step 2: Convert to fraction form
    228,324.01/342,478.95 = 108,467.24/x
  3. Step 3: Cross multiply
    228,324.01x = 342,478.95 × 108,467.24
  4. Step 4: Simplify right side
    228,324.01x = 37,147,746,464.60
  5. Step 5: Solve for x
    x = 37,147,746,464.60/228,324.01
  6. Step 6: Final answer
    x = 162,697.50

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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.