Home / 125,096.07-187,644.47-30,325.89

Finding the Fourth Proportional to 125,096.07, 187,644.47 and 30,325.89

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Solution

The fourth proportional to 125,096.07, 187,644.47 and 30,325.89 is: 45,488.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,096.07 : 187,644.47 = 30,325.89 : x
  2. Step 2: Convert to fraction form
    125,096.07/187,644.47 = 30,325.89/x
  3. Step 3: Cross multiply
    125,096.07x = 187,644.47 × 30,325.89
  4. Step 4: Simplify right side
    125,096.07x = 5,690,485,556.33
  5. Step 5: Solve for x
    x = 5,690,485,556.33/125,096.07
  6. Step 6: Final answer
    x = 45,488.92

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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.