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Finding the Fourth Proportional to 142,195.52, 213,059.52 and 48,650.24

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Solution

The fourth proportional to 142,195.52, 213,059.52 and 48,650.24 is: 72,895.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,195.52 : 213,059.52 = 48,650.24 : x
  2. Step 2: Convert to fraction form
    142,195.52/213,059.52 = 48,650.24/x
  3. Step 3: Cross multiply
    142,195.52x = 213,059.52 × 48,650.24
  4. Step 4: Simplify right side
    142,195.52x = 10,365,396,782.28
  5. Step 5: Solve for x
    x = 10,365,396,782.28/142,195.52
  6. Step 6: Final answer
    x = 72,895.38

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1.5x scale

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.