Home / 188,951.27-260,740.79-104,068.34

Finding the Fourth Proportional to 188,951.27, 260,740.79 and 104,068.34

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Solution

The fourth proportional to 188,951.27, 260,740.79 and 104,068.34 is: 143,607.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,951.27 : 260,740.79 = 104,068.34 : x
  2. Step 2: Convert to fraction form
    188,951.27/260,740.79 = 104,068.34/x
  3. Step 3: Cross multiply
    188,951.27x = 260,740.79 × 104,068.34
  4. Step 4: Simplify right side
    188,951.27x = 27,134,860,142.06
  5. Step 5: Solve for x
    x = 27,134,860,142.06/188,951.27
  6. Step 6: Final answer
    x = 143,607.71

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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.