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Finding the Fourth Proportional to 188,496.77, 260,038.85 and 167,008.44

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Solution

The fourth proportional to 188,496.77, 260,038.85 and 167,008.44 is: 230,394.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,496.77 : 260,038.85 = 167,008.44 : x
  2. Step 2: Convert to fraction form
    188,496.77/260,038.85 = 167,008.44/x
  3. Step 3: Cross multiply
    188,496.77x = 260,038.85 × 167,008.44
  4. Step 4: Simplify right side
    188,496.77x = 43,428,680,867.71
  5. Step 5: Solve for x
    x = 43,428,680,867.71/188,496.77
  6. Step 6: Final answer
    x = 230,394.83

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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.