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Finding the Fourth Proportional to 125,295.72, 187,933.76 and 35,334.82

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Solution

The fourth proportional to 125,295.72, 187,933.76 and 35,334.82 is: 52,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,295.72 : 187,933.76 = 35,334.82 : x
  2. Step 2: Convert to fraction form
    125,295.72/187,933.76 = 35,334.82/x
  3. Step 3: Cross multiply
    125,295.72x = 187,933.76 × 35,334.82
  4. Step 4: Simplify right side
    125,295.72x = 6,640,605,581.52
  5. Step 5: Solve for x
    x = 6,640,605,581.52/125,295.72
  6. Step 6: Final answer
    x = 52,999.46

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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.