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Finding the Fourth Proportional to 125,804.98, 188,707.47 and 32,310.82

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Solution

The fourth proportional to 125,804.98, 188,707.47 and 32,310.82 is: 48,466.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,804.98 : 188,707.47 = 32,310.82 : x
  2. Step 2: Convert to fraction form
    125,804.98/188,707.47 = 32,310.82/x
  3. Step 3: Cross multiply
    125,804.98x = 188,707.47 × 32,310.82
  4. Step 4: Simplify right side
    125,804.98x = 6,097,293,095.83
  5. Step 5: Solve for x
    x = 6,097,293,095.83/125,804.98
  6. Step 6: Final answer
    x = 48,466.23

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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.