Home / 251,905.73-347,624.70-137,186.38

Finding the Fourth Proportional to 251,905.73, 347,624.70 and 137,186.38

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Solution

The fourth proportional to 251,905.73, 347,624.70 and 137,186.38 is: 189,314.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,905.73 : 347,624.70 = 137,186.38 : x
  2. Step 2: Convert to fraction form
    251,905.73/347,624.70 = 137,186.38/x
  3. Step 3: Cross multiply
    251,905.73x = 347,624.70 × 137,186.38
  4. Step 4: Simplify right side
    251,905.73x = 47,689,374,191.59
  5. Step 5: Solve for x
    x = 47,689,374,191.59/251,905.73
  6. Step 6: Final answer
    x = 189,314.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.