Home / 89,905.37-134,864.67-25,860.92

Finding the Fourth Proportional to 89,905.37, 134,864.67 and 25,860.92

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Solution

The fourth proportional to 89,905.37, 134,864.67 and 25,860.92 is: 38,793.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,905.37 : 134,864.67 = 25,860.92 : x
  2. Step 2: Convert to fraction form
    89,905.37/134,864.67 = 25,860.92/x
  3. Step 3: Cross multiply
    89,905.37x = 134,864.67 × 25,860.92
  4. Step 4: Simplify right side
    89,905.37x = 3,487,723,767.37
  5. Step 5: Solve for x
    x = 3,487,723,767.37/89,905.37
  6. Step 6: Final answer
    x = 38,793.28

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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.