Home / 131,817.19-197,759.50-38,322.94

Finding the Fourth Proportional to 131,817.19, 197,759.50 and 38,322.94

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Solution

The fourth proportional to 131,817.19, 197,759.50 and 38,322.94 is: 57,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,817.19 : 197,759.50 = 38,322.94 : x
  2. Step 2: Convert to fraction form
    131,817.19/197,759.50 = 38,322.94/x
  3. Step 3: Cross multiply
    131,817.19x = 197,759.50 × 38,322.94
  4. Step 4: Simplify right side
    131,817.19x = 7,578,724,862.72
  5. Step 5: Solve for x
    x = 7,578,724,862.72/131,817.19
  6. Step 6: Final answer
    x = 57,494.21

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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.