Home / 139,197.03-192,092.43-75,534.82

Finding the Fourth Proportional to 139,197.03, 192,092.43 and 75,534.82

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Solution

The fourth proportional to 139,197.03, 192,092.43 and 75,534.82 is: 104,238.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,197.03 : 192,092.43 = 75,534.82 : x
  2. Step 2: Convert to fraction form
    139,197.03/192,092.43 = 75,534.82/x
  3. Step 3: Cross multiply
    139,197.03x = 192,092.43 × 75,534.82
  4. Step 4: Simplify right side
    139,197.03x = 14,509,667,123.41
  5. Step 5: Solve for x
    x = 14,509,667,123.41/139,197.03
  6. Step 6: Final answer
    x = 104,238.34

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1.5x scale

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.