Home / 94,747.24-142,107.90-28,197.64

Finding the Fourth Proportional to 94,747.24, 142,107.90 and 28,197.64

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Solution

The fourth proportional to 94,747.24, 142,107.90 and 28,197.64 is: 42,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,747.24 : 142,107.90 = 28,197.64 : x
  2. Step 2: Convert to fraction form
    94,747.24/142,107.90 = 28,197.64/x
  3. Step 3: Cross multiply
    94,747.24x = 142,107.90 × 28,197.64
  4. Step 4: Simplify right side
    94,747.24x = 4,007,107,405.36
  5. Step 5: Solve for x
    x = 4,007,107,405.36/94,747.24
  6. Step 6: Final answer
    x = 42,292.60

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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.