Home / 100,968.28-151,258.14-56,460.04

Finding the Fourth Proportional to 100,968.28, 151,258.14 and 56,460.04

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Solution

The fourth proportional to 100,968.28, 151,258.14 and 56,460.04 is: 84,581.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,968.28 : 151,258.14 = 56,460.04 : x
  2. Step 2: Convert to fraction form
    100,968.28/151,258.14 = 56,460.04/x
  3. Step 3: Cross multiply
    100,968.28x = 151,258.14 × 56,460.04
  4. Step 4: Simplify right side
    100,968.28x = 8,540,040,634.73
  5. Step 5: Solve for x
    x = 8,540,040,634.73/100,968.28
  6. Step 6: Final answer
    x = 84,581.42

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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.