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Finding the Fourth Proportional to 125,288.54, 187,960.44 and 36,548.98

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Solution

The fourth proportional to 125,288.54, 187,960.44 and 36,548.98 is: 54,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,288.54 : 187,960.44 = 36,548.98 : x
  2. Step 2: Convert to fraction form
    125,288.54/187,960.44 = 36,548.98/x
  3. Step 3: Cross multiply
    125,288.54x = 187,960.44 × 36,548.98
  4. Step 4: Simplify right side
    125,288.54x = 6,869,762,362.35
  5. Step 5: Solve for x
    x = 6,869,762,362.35/125,288.54
  6. Step 6: Final answer
    x = 54,831.53

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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.