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Finding the Fourth Proportional to 188,804.12, 283,123.08 and 100,037.16

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Solution

The fourth proportional to 188,804.12, 283,123.08 and 100,037.16 is: 150,011.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,804.12 : 283,123.08 = 100,037.16 : x
  2. Step 2: Convert to fraction form
    188,804.12/283,123.08 = 100,037.16/x
  3. Step 3: Cross multiply
    188,804.12x = 283,123.08 × 100,037.16
  4. Step 4: Simplify right side
    188,804.12x = 28,322,828,853.65
  5. Step 5: Solve for x
    x = 28,322,828,853.65/188,804.12
  6. Step 6: Final answer
    x = 150,011.71

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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.