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Finding the Fourth Proportional to 125,804.60, 188,551.38 and 63,441.08

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Solution

The fourth proportional to 125,804.60, 188,551.38 and 63,441.08 is: 95,083.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,804.60 : 188,551.38 = 63,441.08 : x
  2. Step 2: Convert to fraction form
    125,804.60/188,551.38 = 63,441.08/x
  3. Step 3: Cross multiply
    125,804.60x = 188,551.38 × 63,441.08
  4. Step 4: Simplify right side
    125,804.60x = 11,961,903,182.69
  5. Step 5: Solve for x
    x = 11,961,903,182.69/125,804.60
  6. Step 6: Final answer
    x = 95,083.19

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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.