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Finding the Fourth Proportional to 161,126.40, 241,737.84 and 55,945.92

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Solution

The fourth proportional to 161,126.40, 241,737.84 and 55,945.92 is: 83,935.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,126.40 : 241,737.84 = 55,945.92 : x
  2. Step 2: Convert to fraction form
    161,126.40/241,737.84 = 55,945.92/x
  3. Step 3: Cross multiply
    161,126.40x = 241,737.84 × 55,945.92
  4. Step 4: Simplify right side
    161,126.40x = 13,524,245,857.61
  5. Step 5: Solve for x
    x = 13,524,245,857.61/161,126.40
  6. Step 6: Final answer
    x = 83,935.63

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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.