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Finding the Fourth Proportional to 188,859.60, 264,870 and 188,859.60

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Solution

The fourth proportional to 188,859.60, 264,870 and 188,859.60 is: 264,870

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,859.60 : 264,870 = 188,859.60 : x
  2. Step 2: Convert to fraction form
    188,859.60/264,870 = 188,859.60/x
  3. Step 3: Cross multiply
    188,859.60x = 264,870 × 188,859.60
  4. Step 4: Simplify right side
    188,859.60x = 50,023,242,252
  5. Step 5: Solve for x
    x = 50,023,242,252/188,859.60
  6. Step 6: Final answer
    x = 264,870

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.