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Finding the Fourth Proportional to 110,882.60, 166,323.90 and 109,716.20

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Solution

The fourth proportional to 110,882.60, 166,323.90 and 109,716.20 is: 164,574.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,882.60 : 166,323.90 = 109,716.20 : x
  2. Step 2: Convert to fraction form
    110,882.60/166,323.90 = 109,716.20/x
  3. Step 3: Cross multiply
    110,882.60x = 166,323.90 × 109,716.20
  4. Step 4: Simplify right side
    110,882.60x = 18,248,426,277.18
  5. Step 5: Solve for x
    x = 18,248,426,277.18/110,882.60
  6. Step 6: Final answer
    x = 164,574.30

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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.