Home / 141,204.31-194,813.24-90,246.87

Finding the Fourth Proportional to 141,204.31, 194,813.24 and 90,246.87

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Solution

The fourth proportional to 141,204.31, 194,813.24 and 90,246.87 is: 124,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,204.31 : 194,813.24 = 90,246.87 : x
  2. Step 2: Convert to fraction form
    141,204.31/194,813.24 = 90,246.87/x
  3. Step 3: Cross multiply
    141,204.31x = 194,813.24 × 90,246.87
  4. Step 4: Simplify right side
    141,204.31x = 17,581,284,145.41
  5. Step 5: Solve for x
    x = 17,581,284,145.41/141,204.31
  6. Step 6: Final answer
    x = 124,509.54

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Why These Related Problems?

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