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Finding the Fourth Proportional to 125,882.68, 188,903.70 and 114,060.54

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Solution

The fourth proportional to 125,882.68, 188,903.70 and 114,060.54 is: 171,163.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,882.68 : 188,903.70 = 114,060.54 : x
  2. Step 2: Convert to fraction form
    125,882.68/188,903.70 = 114,060.54/x
  3. Step 3: Cross multiply
    125,882.68x = 188,903.70 × 114,060.54
  4. Step 4: Simplify right side
    125,882.68x = 21,546,458,030.00
  5. Step 5: Solve for x
    x = 21,546,458,030.00/125,882.68
  6. Step 6: Final answer
    x = 171,163.01

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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.