Home / 136,867.42-187,505.23-131,750.37

Finding the Fourth Proportional to 136,867.42, 187,505.23 and 131,750.37

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Solution

The fourth proportional to 136,867.42, 187,505.23 and 131,750.37 is: 180,494.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,867.42 : 187,505.23 = 131,750.37 : x
  2. Step 2: Convert to fraction form
    136,867.42/187,505.23 = 131,750.37/x
  3. Step 3: Cross multiply
    136,867.42x = 187,505.23 × 131,750.37
  4. Step 4: Simplify right side
    136,867.42x = 24,703,881,833.16
  5. Step 5: Solve for x
    x = 24,703,881,833.16/136,867.42
  6. Step 6: Final answer
    x = 180,494.98

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.