Home / 188,644.14-260,346.15-108,097.74

Finding the Fourth Proportional to 188,644.14, 260,346.15 and 108,097.74

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Solution

The fourth proportional to 188,644.14, 260,346.15 and 108,097.74 is: 149,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,644.14 : 260,346.15 = 108,097.74 : x
  2. Step 2: Convert to fraction form
    188,644.14/260,346.15 = 108,097.74/x
  3. Step 3: Cross multiply
    188,644.14x = 260,346.15 × 108,097.74
  4. Step 4: Simplify right side
    188,644.14x = 28,142,830,432.70
  5. Step 5: Solve for x
    x = 28,142,830,432.70/188,644.14
  6. Step 6: Final answer
    x = 149,184.76

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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.