Home / 125,045.37-187,586.51-36,287.34

Finding the Fourth Proportional to 125,045.37, 187,586.51 and 36,287.34

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Solution

The fourth proportional to 125,045.37, 187,586.51 and 36,287.34 is: 54,436.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,045.37 : 187,586.51 = 36,287.34 : x
  2. Step 2: Convert to fraction form
    125,045.37/187,586.51 = 36,287.34/x
  3. Step 3: Cross multiply
    125,045.37x = 187,586.51 × 36,287.34
  4. Step 4: Simplify right side
    125,045.37x = 6,807,015,286.35
  5. Step 5: Solve for x
    x = 6,807,015,286.35/125,045.37
  6. Step 6: Final answer
    x = 54,436.36

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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.