Home / 75,395.42-104,037.96-43,574.56

Finding the Fourth Proportional to 75,395.42, 104,037.96 and 43,574.56

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Solution

The fourth proportional to 75,395.42, 104,037.96 and 43,574.56 is: 60,128.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,395.42 : 104,037.96 = 43,574.56 : x
  2. Step 2: Convert to fraction form
    75,395.42/104,037.96 = 43,574.56/x
  3. Step 3: Cross multiply
    75,395.42x = 104,037.96 × 43,574.56
  4. Step 4: Simplify right side
    75,395.42x = 4,533,408,330.30
  5. Step 5: Solve for x
    x = 4,533,408,330.30/75,395.42
  6. Step 6: Final answer
    x = 60,128.43

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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.