Home / 106,944.52-160,361.40-57,011.20

Finding the Fourth Proportional to 106,944.52, 160,361.40 and 57,011.20

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Solution

The fourth proportional to 106,944.52, 160,361.40 and 57,011.20 is: 85,487.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,944.52 : 160,361.40 = 57,011.20 : x
  2. Step 2: Convert to fraction form
    106,944.52/160,361.40 = 57,011.20/x
  3. Step 3: Cross multiply
    106,944.52x = 160,361.40 × 57,011.20
  4. Step 4: Simplify right side
    106,944.52x = 9,142,396,261.92
  5. Step 5: Solve for x
    x = 9,142,396,261.92/106,944.52
  6. Step 6: Final answer
    x = 85,487.28

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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.