Home / 188,454.04-260,069.11-102,414.73

Finding the Fourth Proportional to 188,454.04, 260,069.11 and 102,414.73

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Solution

The fourth proportional to 188,454.04, 260,069.11 and 102,414.73 is: 141,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,454.04 : 260,069.11 = 102,414.73 : x
  2. Step 2: Convert to fraction form
    188,454.04/260,069.11 = 102,414.73/x
  3. Step 3: Cross multiply
    188,454.04x = 260,069.11 × 102,414.73
  4. Step 4: Simplify right side
    188,454.04x = 26,634,907,681.99
  5. Step 5: Solve for x
    x = 26,634,907,681.99/188,454.04
  6. Step 6: Final answer
    x = 141,333.70

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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.