Home / 94,787.11-142,140.97-38,589.00

Finding the Fourth Proportional to 94,787.11, 142,140.97 and 38,589.00

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Solution

The fourth proportional to 94,787.11, 142,140.97 and 38,589.00 is: 57,867.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,787.11 : 142,140.97 = 38,589.00 : x
  2. Step 2: Convert to fraction form
    94,787.11/142,140.97 = 38,589.00/x
  3. Step 3: Cross multiply
    94,787.11x = 142,140.97 × 38,589.00
  4. Step 4: Simplify right side
    94,787.11x = 5,485,078,150.21
  5. Step 5: Solve for x
    x = 5,485,078,150.21/94,787.11
  6. Step 6: Final answer
    x = 57,867.34

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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.