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Finding the Fourth Proportional to 69,467.10, 104,200.65 and 25,079.10

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Solution

The fourth proportional to 69,467.10, 104,200.65 and 25,079.10 is: 37,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,467.10 : 104,200.65 = 25,079.10 : x
  2. Step 2: Convert to fraction form
    69,467.10/104,200.65 = 25,079.10/x
  3. Step 3: Cross multiply
    69,467.10x = 104,200.65 × 25,079.10
  4. Step 4: Simplify right side
    69,467.10x = 2,613,258,521.42
  5. Step 5: Solve for x
    x = 2,613,258,521.42/69,467.10
  6. Step 6: Final answer
    x = 37,618.65

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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.