Home / 75,502.32-104,205.24-43,690.56

Finding the Fourth Proportional to 75,502.32, 104,205.24 and 43,690.56

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Solution

The fourth proportional to 75,502.32, 104,205.24 and 43,690.56 is: 60,299.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,502.32 : 104,205.24 = 43,690.56 : x
  2. Step 2: Convert to fraction form
    75,502.32/104,205.24 = 43,690.56/x
  3. Step 3: Cross multiply
    75,502.32x = 104,205.24 × 43,690.56
  4. Step 4: Simplify right side
    75,502.32x = 4,552,785,290.53
  5. Step 5: Solve for x
    x = 4,552,785,290.53/75,502.32
  6. Step 6: Final answer
    x = 60,299.94

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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.