Home / 113,727.24-156,944.82-63,427.08

Finding the Fourth Proportional to 113,727.24, 156,944.82 and 63,427.08

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Solution

The fourth proportional to 113,727.24, 156,944.82 and 63,427.08 is: 87,530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,727.24 : 156,944.82 = 63,427.08 : x
  2. Step 2: Convert to fraction form
    113,727.24/156,944.82 = 63,427.08/x
  3. Step 3: Cross multiply
    113,727.24x = 156,944.82 × 63,427.08
  4. Step 4: Simplify right side
    113,727.24x = 9,954,551,653.73
  5. Step 5: Solve for x
    x = 9,954,551,653.73/113,727.24
  6. Step 6: Final answer
    x = 87,530.06

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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.