Home / 89,399.54-133,968.09-44,965.17

Finding the Fourth Proportional to 89,399.54, 133,968.09 and 44,965.17

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Solution

The fourth proportional to 89,399.54, 133,968.09 and 44,965.17 is: 67,381.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,399.54 : 133,968.09 = 44,965.17 : x
  2. Step 2: Convert to fraction form
    89,399.54/133,968.09 = 44,965.17/x
  3. Step 3: Cross multiply
    89,399.54x = 133,968.09 × 44,965.17
  4. Step 4: Simplify right side
    89,399.54x = 6,023,897,941.43
  5. Step 5: Solve for x
    x = 6,023,897,941.43/89,399.54
  6. Step 6: Final answer
    x = 67,381.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.