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Finding the Fourth Proportional to 161,237.68, 241,856.79 and 61,374.94

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Solution

The fourth proportional to 161,237.68, 241,856.79 and 61,374.94 is: 92,062.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,237.68 : 241,856.79 = 61,374.94 : x
  2. Step 2: Convert to fraction form
    161,237.68/241,856.79 = 61,374.94/x
  3. Step 3: Cross multiply
    161,237.68x = 241,856.79 × 61,374.94
  4. Step 4: Simplify right side
    161,237.68x = 14,843,945,974.84
  5. Step 5: Solve for x
    x = 14,843,945,974.84/161,237.68
  6. Step 6: Final answer
    x = 92,062.51

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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.