Home / 139,562.46-192,588.30-75,900.24

Finding the Fourth Proportional to 139,562.46, 192,588.30 and 75,900.24

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Solution

The fourth proportional to 139,562.46, 192,588.30 and 75,900.24 is: 104,738.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,562.46 : 192,588.30 = 75,900.24 : x
  2. Step 2: Convert to fraction form
    139,562.46/192,588.30 = 75,900.24/x
  3. Step 3: Cross multiply
    139,562.46x = 192,588.30 × 75,900.24
  4. Step 4: Simplify right side
    139,562.46x = 14,617,498,191.19
  5. Step 5: Solve for x
    x = 14,617,498,191.19/139,562.46
  6. Step 6: Final answer
    x = 104,738.04

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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.