Home / 188,182.20-282,182.58-109,318.98

Finding the Fourth Proportional to 188,182.20, 282,182.58 and 109,318.98

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Solution

The fourth proportional to 188,182.20, 282,182.58 and 109,318.98 is: 163,925.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,182.20 : 282,182.58 = 109,318.98 : x
  2. Step 2: Convert to fraction form
    188,182.20/282,182.58 = 109,318.98/x
  3. Step 3: Cross multiply
    188,182.20x = 282,182.58 × 109,318.98
  4. Step 4: Simplify right side
    188,182.20x = 30,847,911,819.37
  5. Step 5: Solve for x
    x = 30,847,911,819.37/188,182.20
  6. Step 6: Final answer
    x = 163,925.77

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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.