Home / 88,380.28-121,964.56-48,094.03

Finding the Fourth Proportional to 88,380.28, 121,964.56 and 48,094.03

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Solution

The fourth proportional to 88,380.28, 121,964.56 and 48,094.03 is: 66,369.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,380.28 : 121,964.56 = 48,094.03 : x
  2. Step 2: Convert to fraction form
    88,380.28/121,964.56 = 48,094.03/x
  3. Step 3: Cross multiply
    88,380.28x = 121,964.56 × 48,094.03
  4. Step 4: Simplify right side
    88,380.28x = 5,865,766,967.11
  5. Step 5: Solve for x
    x = 5,865,766,967.11/88,380.28
  6. Step 6: Final answer
    x = 66,369.64

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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.