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Finding the Fourth Proportional to 188,496.50, 260,125.71 and 107,925.26

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Solution

The fourth proportional to 188,496.50, 260,125.71 and 107,925.26 is: 148,937.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,496.50 : 260,125.71 = 107,925.26 : x
  2. Step 2: Convert to fraction form
    188,496.50/260,125.71 = 107,925.26/x
  3. Step 3: Cross multiply
    188,496.50x = 260,125.71 × 107,925.26
  4. Step 4: Simplify right side
    188,496.50x = 28,074,134,884.43
  5. Step 5: Solve for x
    x = 28,074,134,884.43/188,496.50
  6. Step 6: Final answer
    x = 148,937.17

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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.