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Finding the Fourth Proportional to 150,735.52, 208,015.84 and 94,179.68

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Solution

The fourth proportional to 150,735.52, 208,015.84 and 94,179.68 is: 129,968.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,735.52 : 208,015.84 = 94,179.68 : x
  2. Step 2: Convert to fraction form
    150,735.52/208,015.84 = 94,179.68/x
  3. Step 3: Cross multiply
    150,735.52x = 208,015.84 × 94,179.68
  4. Step 4: Simplify right side
    150,735.52x = 19,590,865,246.13
  5. Step 5: Solve for x
    x = 19,590,865,246.13/150,735.52
  6. Step 6: Final answer
    x = 129,968.47

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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.