Home / 125,171.67-187,735.07-35,192.81

Finding the Fourth Proportional to 125,171.67, 187,735.07 and 35,192.81

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Solution

The fourth proportional to 125,171.67, 187,735.07 and 35,192.81 is: 52,782.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,171.67 : 187,735.07 = 35,192.81 : x
  2. Step 2: Convert to fraction form
    125,171.67/187,735.07 = 35,192.81/x
  3. Step 3: Cross multiply
    125,171.67x = 187,735.07 × 35,192.81
  4. Step 4: Simplify right side
    125,171.67x = 6,606,924,648.85
  5. Step 5: Solve for x
    x = 6,606,924,648.85/125,171.67
  6. Step 6: Final answer
    x = 52,782.91

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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.