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Finding the Fourth Proportional to 67,094.58, 100,641.14 and 17,174.28

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Solution

The fourth proportional to 67,094.58, 100,641.14 and 17,174.28 is: 25,761.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,094.58 : 100,641.14 = 17,174.28 : x
  2. Step 2: Convert to fraction form
    67,094.58/100,641.14 = 17,174.28/x
  3. Step 3: Cross multiply
    67,094.58x = 100,641.14 × 17,174.28
  4. Step 4: Simplify right side
    67,094.58x = 1,728,439,032.01
  5. Step 5: Solve for x
    x = 1,728,439,032.01/67,094.58
  6. Step 6: Final answer
    x = 25,761.23

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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.