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Finding the Fourth Proportional to 89,125.84, 133,762.61 and 44,765.29

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Solution

The fourth proportional to 89,125.84, 133,762.61 and 44,765.29 is: 67,185.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,125.84 : 133,762.61 = 44,765.29 : x
  2. Step 2: Convert to fraction form
    89,125.84/133,762.61 = 44,765.29/x
  3. Step 3: Cross multiply
    89,125.84x = 133,762.61 × 44,765.29
  4. Step 4: Simplify right side
    89,125.84x = 5,987,922,027.81
  5. Step 5: Solve for x
    x = 5,987,922,027.81/89,125.84
  6. Step 6: Final answer
    x = 67,185.03

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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.