Home / 89,631.31-134,447.01-36,982.93

Finding the Fourth Proportional to 89,631.31, 134,447.01 and 36,982.93

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Solution

The fourth proportional to 89,631.31, 134,447.01 and 36,982.93 is: 55,474.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,631.31 : 134,447.01 = 36,982.93 : x
  2. Step 2: Convert to fraction form
    89,631.31/134,447.01 = 36,982.93/x
  3. Step 3: Cross multiply
    89,631.31x = 134,447.01 × 36,982.93
  4. Step 4: Simplify right side
    89,631.31x = 4,972,244,359.54
  5. Step 5: Solve for x
    x = 4,972,244,359.54/89,631.31
  6. Step 6: Final answer
    x = 55,474.41

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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.