Home / 131,867.07-197,833.40-38,372.82

Finding the Fourth Proportional to 131,867.07, 197,833.40 and 38,372.82

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Solution

The fourth proportional to 131,867.07, 197,833.40 and 38,372.82 is: 57,568.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,867.07 : 197,833.40 = 38,372.82 : x
  2. Step 2: Convert to fraction form
    131,867.07/197,833.40 = 38,372.82/x
  3. Step 3: Cross multiply
    131,867.07x = 197,833.40 × 38,372.82
  4. Step 4: Simplify right side
    131,867.07x = 7,591,425,256.32
  5. Step 5: Solve for x
    x = 7,591,425,256.32/131,867.07
  6. Step 6: Final answer
    x = 57,568.77

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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.