Home / 94,367.20-141,576.72-74,711.20

Finding the Fourth Proportional to 94,367.20, 141,576.72 and 74,711.20

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Solution

The fourth proportional to 94,367.20, 141,576.72 and 74,711.20 is: 112,087.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,367.20 : 141,576.72 = 74,711.20 : x
  2. Step 2: Convert to fraction form
    94,367.20/141,576.72 = 74,711.20/x
  3. Step 3: Cross multiply
    94,367.20x = 141,576.72 × 74,711.20
  4. Step 4: Simplify right side
    94,367.20x = 10,577,366,643.26
  5. Step 5: Solve for x
    x = 10,577,366,643.26/94,367.20
  6. Step 6: Final answer
    x = 112,087.32

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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.