Home / 109,201.64-150,319.31-94,144.14

Finding the Fourth Proportional to 109,201.64, 150,319.31 and 94,144.14

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Solution

The fourth proportional to 109,201.64, 150,319.31 and 94,144.14 is: 129,592.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,201.64 : 150,319.31 = 94,144.14 : x
  2. Step 2: Convert to fraction form
    109,201.64/150,319.31 = 94,144.14/x
  3. Step 3: Cross multiply
    109,201.64x = 150,319.31 × 94,144.14
  4. Step 4: Simplify right side
    109,201.64x = 14,151,681,694.62
  5. Step 5: Solve for x
    x = 14,151,681,694.62/109,201.64
  6. Step 6: Final answer
    x = 129,592.21

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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.