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Finding the Fourth Proportional to 73,856.56, 101,919.48 and 45,561.52

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Solution

The fourth proportional to 73,856.56, 101,919.48 and 45,561.52 is: 62,873.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,856.56 : 101,919.48 = 45,561.52 : x
  2. Step 2: Convert to fraction form
    73,856.56/101,919.48 = 45,561.52/x
  3. Step 3: Cross multiply
    73,856.56x = 101,919.48 × 45,561.52
  4. Step 4: Simplify right side
    73,856.56x = 4,643,606,426.41
  5. Step 5: Solve for x
    x = 4,643,606,426.41/73,856.56
  6. Step 6: Final answer
    x = 62,873.31

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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.