Home / 75,502.64-104,178.32-43,659.92

Finding the Fourth Proportional to 75,502.64, 104,178.32 and 43,659.92

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Solution

The fourth proportional to 75,502.64, 104,178.32 and 43,659.92 is: 60,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,502.64 : 104,178.32 = 43,659.92 : x
  2. Step 2: Convert to fraction form
    75,502.64/104,178.32 = 43,659.92/x
  3. Step 3: Cross multiply
    75,502.64x = 104,178.32 × 43,659.92
  4. Step 4: Simplify right side
    75,502.64x = 4,548,417,116.93
  5. Step 5: Solve for x
    x = 4,548,417,116.93/75,502.64
  6. Step 6: Final answer
    x = 60,241.83

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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.