Home / 55,052.20-75,969.78-29,901.16

Finding the Fourth Proportional to 55,052.20, 75,969.78 and 29,901.16

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Solution

The fourth proportional to 55,052.20, 75,969.78 and 29,901.16 is: 41,262.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,052.20 : 75,969.78 = 29,901.16 : x
  2. Step 2: Convert to fraction form
    55,052.20/75,969.78 = 29,901.16/x
  3. Step 3: Cross multiply
    55,052.20x = 75,969.78 × 29,901.16
  4. Step 4: Simplify right side
    55,052.20x = 2,271,584,546.94
  5. Step 5: Solve for x
    x = 2,271,584,546.94/55,052.20
  6. Step 6: Final answer
    x = 41,262.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.