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Finding the Fourth Proportional to 89,330.94, 133,999.43 and 44,933.49

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Solution

The fourth proportional to 89,330.94, 133,999.43 and 44,933.49 is: 67,401.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,330.94 : 133,999.43 = 44,933.49 : x
  2. Step 2: Convert to fraction form
    89,330.94/133,999.43 = 44,933.49/x
  3. Step 3: Cross multiply
    89,330.94x = 133,999.43 × 44,933.49
  4. Step 4: Simplify right side
    89,330.94x = 6,021,061,823.24
  5. Step 5: Solve for x
    x = 6,021,061,823.24/89,330.94
  6. Step 6: Final answer
    x = 67,401.75

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1.5x scale

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.