Home / 89,052.12-133,627.37-49,631.45

Finding the Fourth Proportional to 89,052.12, 133,627.37 and 49,631.45

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Solution

The fourth proportional to 89,052.12, 133,627.37 and 49,631.45 is: 74,474.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,052.12 : 133,627.37 = 49,631.45 : x
  2. Step 2: Convert to fraction form
    89,052.12/133,627.37 = 49,631.45/x
  3. Step 3: Cross multiply
    89,052.12x = 133,627.37 × 49,631.45
  4. Step 4: Simplify right side
    89,052.12x = 6,632,120,132.79
  5. Step 5: Solve for x
    x = 6,632,120,132.79/89,052.12
  6. Step 6: Final answer
    x = 74,474.59

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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.