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Finding the Fourth Proportional to 125,887.68, 188,784 and 37,116

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Solution

The fourth proportional to 125,887.68, 188,784 and 37,116 is: 55,659.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,887.68 : 188,784 = 37,116 : x
  2. Step 2: Convert to fraction form
    125,887.68/188,784 = 37,116/x
  3. Step 3: Cross multiply
    125,887.68x = 188,784 × 37,116
  4. Step 4: Simplify right side
    125,887.68x = 7,006,906,944
  5. Step 5: Solve for x
    x = 7,006,906,944/125,887.68
  6. Step 6: Final answer
    x = 55,659.99

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