Home / 88,378.44-121,964.81-48,094.80

Finding the Fourth Proportional to 88,378.44, 121,964.81 and 48,094.80

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Solution

The fourth proportional to 88,378.44, 121,964.81 and 48,094.80 is: 66,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,378.44 : 121,964.81 = 48,094.80 : x
  2. Step 2: Convert to fraction form
    88,378.44/121,964.81 = 48,094.80/x
  3. Step 3: Cross multiply
    88,378.44x = 121,964.81 × 48,094.80
  4. Step 4: Simplify right side
    88,378.44x = 5,865,873,366.48
  5. Step 5: Solve for x
    x = 5,865,873,366.48/88,378.44
  6. Step 6: Final answer
    x = 66,372.22

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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.