Home / 161,447.31-242,180.06-49,131.18

Finding the Fourth Proportional to 161,447.31, 242,180.06 and 49,131.18

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Solution

The fourth proportional to 161,447.31, 242,180.06 and 49,131.18 is: 73,699.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,447.31 : 242,180.06 = 49,131.18 : x
  2. Step 2: Convert to fraction form
    161,447.31/242,180.06 = 49,131.18/x
  3. Step 3: Cross multiply
    161,447.31x = 242,180.06 × 49,131.18
  4. Step 4: Simplify right side
    161,447.31x = 11,898,590,663.71
  5. Step 5: Solve for x
    x = 11,898,590,663.71/161,447.31
  6. Step 6: Final answer
    x = 73,699.53

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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.