Home / 88,380.53-121,964.91-48,094.28

Finding the Fourth Proportional to 88,380.53, 121,964.91 and 48,094.28

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Solution

The fourth proportional to 88,380.53, 121,964.91 and 48,094.28 is: 66,369.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,380.53 : 121,964.91 = 48,094.28 : x
  2. Step 2: Convert to fraction form
    88,380.53/121,964.91 = 48,094.28/x
  3. Step 3: Cross multiply
    88,380.53x = 121,964.91 × 48,094.28
  4. Step 4: Simplify right side
    88,380.53x = 5,865,814,198.91
  5. Step 5: Solve for x
    x = 5,865,814,198.91/88,380.53
  6. Step 6: Final answer
    x = 66,369.98

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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.