Home / 161,442.22-242,153.52-60,220.75

Finding the Fourth Proportional to 161,442.22, 242,153.52 and 60,220.75

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Solution

The fourth proportional to 161,442.22, 242,153.52 and 60,220.75 is: 90,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,442.22 : 242,153.52 = 60,220.75 : x
  2. Step 2: Convert to fraction form
    161,442.22/242,153.52 = 60,220.75/x
  3. Step 3: Cross multiply
    161,442.22x = 242,153.52 × 60,220.75
  4. Step 4: Simplify right side
    161,442.22x = 14,582,666,589.54
  5. Step 5: Solve for x
    x = 14,582,666,589.54/161,442.22
  6. Step 6: Final answer
    x = 90,327.47

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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.