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Finding the Fourth Proportional to 125,804.73, 188,707.10 and 32,310.57

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Solution

The fourth proportional to 125,804.73, 188,707.10 and 32,310.57 is: 48,465.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,804.73 : 188,707.10 = 32,310.57 : x
  2. Step 2: Convert to fraction form
    125,804.73/188,707.10 = 32,310.57/x
  3. Step 3: Cross multiply
    125,804.73x = 188,707.10 × 32,310.57
  4. Step 4: Simplify right side
    125,804.73x = 6,097,233,802.49
  5. Step 5: Solve for x
    x = 6,097,233,802.49/125,804.73
  6. Step 6: Final answer
    x = 48,465.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.