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Finding the Fourth Proportional to 150,794.84, 208,004.28 and 108,410.24

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Solution

The fourth proportional to 150,794.84, 208,004.28 and 108,410.24 is: 149,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,794.84 : 208,004.28 = 108,410.24 : x
  2. Step 2: Convert to fraction form
    150,794.84/208,004.28 = 108,410.24/x
  3. Step 3: Cross multiply
    150,794.84x = 208,004.28 × 108,410.24
  4. Step 4: Simplify right side
    150,794.84x = 22,549,793,915.83
  5. Step 5: Solve for x
    x = 22,549,793,915.83/150,794.84
  6. Step 6: Final answer
    x = 149,539.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.