Home / 161,218.84-241,827.96-42,890.18

Finding the Fourth Proportional to 161,218.84, 241,827.96 and 42,890.18

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Solution

The fourth proportional to 161,218.84, 241,827.96 and 42,890.18 is: 64,335.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,218.84 : 241,827.96 = 42,890.18 : x
  2. Step 2: Convert to fraction form
    161,218.84/241,827.96 = 42,890.18/x
  3. Step 3: Cross multiply
    161,218.84x = 241,827.96 × 42,890.18
  4. Step 4: Simplify right side
    161,218.84x = 10,372,043,524.29
  5. Step 5: Solve for x
    x = 10,372,043,524.29/161,218.84
  6. Step 6: Final answer
    x = 64,335.18

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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.