Home / 88,376.33-121,958.79-48,090.26

Finding the Fourth Proportional to 88,376.33, 121,958.79 and 48,090.26

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Solution

The fourth proportional to 88,376.33, 121,958.79 and 48,090.26 is: 66,364.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,376.33 : 121,958.79 = 48,090.26 : x
  2. Step 2: Convert to fraction form
    88,376.33/121,958.79 = 48,090.26/x
  3. Step 3: Cross multiply
    88,376.33x = 121,958.79 × 48,090.26
  4. Step 4: Simplify right side
    88,376.33x = 5,865,029,920.39
  5. Step 5: Solve for x
    x = 5,865,029,920.39/88,376.33
  6. Step 6: Final answer
    x = 66,364.26

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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.