Home / 188,529.10-282,778.95-109,592.98

Finding the Fourth Proportional to 188,529.10, 282,778.95 and 109,592.98

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Solution

The fourth proportional to 188,529.10, 282,778.95 and 109,592.98 is: 164,380.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,529.10 : 282,778.95 = 109,592.98 : x
  2. Step 2: Convert to fraction form
    188,529.10/282,778.95 = 109,592.98/x
  3. Step 3: Cross multiply
    188,529.10x = 282,778.95 × 109,592.98
  4. Step 4: Simplify right side
    188,529.10x = 30,990,587,811.77
  5. Step 5: Solve for x
    x = 30,990,587,811.77/188,529.10
  6. Step 6: Final answer
    x = 164,380.92

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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.