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Finding the Fourth Proportional to 161,218.44, 241,827.37 and 42,889.78

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Solution

The fourth proportional to 161,218.44, 241,827.37 and 42,889.78 is: 64,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,218.44 : 241,827.37 = 42,889.78 : x
  2. Step 2: Convert to fraction form
    161,218.44/241,827.37 = 42,889.78/x
  3. Step 3: Cross multiply
    161,218.44x = 241,827.37 × 42,889.78
  4. Step 4: Simplify right side
    161,218.44x = 10,371,922,697.28
  5. Step 5: Solve for x
    x = 10,371,922,697.28/161,218.44
  6. Step 6: Final answer
    x = 64,334.59

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1.5x scale

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.