Home / 161,865.31-242,822.93-55,224.29

Finding the Fourth Proportional to 161,865.31, 242,822.93 and 55,224.29

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Solution

The fourth proportional to 161,865.31, 242,822.93 and 55,224.29 is: 82,844.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,865.31 : 242,822.93 = 55,224.29 : x
  2. Step 2: Convert to fraction form
    161,865.31/242,822.93 = 55,224.29/x
  3. Step 3: Cross multiply
    161,865.31x = 242,822.93 × 55,224.29
  4. Step 4: Simplify right side
    161,865.31x = 13,409,723,297.91
  5. Step 5: Solve for x
    x = 13,409,723,297.91/161,865.31
  6. Step 6: Final answer
    x = 82,844.95

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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.