Home / 141,088.31-194,702.23-80,660.58

Finding the Fourth Proportional to 141,088.31, 194,702.23 and 80,660.58

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Solution

The fourth proportional to 141,088.31, 194,702.23 and 80,660.58 is: 111,311.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,088.31 : 194,702.23 = 80,660.58 : x
  2. Step 2: Convert to fraction form
    141,088.31/194,702.23 = 80,660.58/x
  3. Step 3: Cross multiply
    141,088.31x = 194,702.23 × 80,660.58
  4. Step 4: Simplify right side
    141,088.31x = 15,704,795,812.59
  5. Step 5: Solve for x
    x = 15,704,795,812.59/141,088.31
  6. Step 6: Final answer
    x = 111,311.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.