Home / 88,381.44-121,964.64-48,094.56

Finding the Fourth Proportional to 88,381.44, 121,964.64 and 48,094.56

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Solution

The fourth proportional to 88,381.44, 121,964.64 and 48,094.56 is: 66,369.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,381.44 : 121,964.64 = 48,094.56 : x
  2. Step 2: Convert to fraction form
    88,381.44/121,964.64 = 48,094.56/x
  3. Step 3: Cross multiply
    88,381.44x = 121,964.64 × 48,094.56
  4. Step 4: Simplify right side
    88,381.44x = 5,865,835,696.36
  5. Step 5: Solve for x
    x = 5,865,835,696.36/88,381.44
  6. Step 6: Final answer
    x = 66,369.54

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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.