Home / 125,175.37-187,749.20-35,220.92

Finding the Fourth Proportional to 125,175.37, 187,749.20 and 35,220.92

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Solution

The fourth proportional to 125,175.37, 187,749.20 and 35,220.92 is: 52,827.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,175.37 : 187,749.20 = 35,220.92 : x
  2. Step 2: Convert to fraction form
    125,175.37/187,749.20 = 35,220.92/x
  3. Step 3: Cross multiply
    125,175.37x = 187,749.20 × 35,220.92
  4. Step 4: Simplify right side
    125,175.37x = 6,612,699,406.63
  5. Step 5: Solve for x
    x = 6,612,699,406.63/125,175.37
  6. Step 6: Final answer
    x = 52,827.48

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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.