Home / 75,663.72-104,421.96-43,833.15

Finding the Fourth Proportional to 75,663.72, 104,421.96 and 43,833.15

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Solution

The fourth proportional to 75,663.72, 104,421.96 and 43,833.15 is: 60,493.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,663.72 : 104,421.96 = 43,833.15 : x
  2. Step 2: Convert to fraction form
    75,663.72/104,421.96 = 43,833.15/x
  3. Step 3: Cross multiply
    75,663.72x = 104,421.96 × 43,833.15
  4. Step 4: Simplify right side
    75,663.72x = 4,577,143,435.97
  5. Step 5: Solve for x
    x = 4,577,143,435.97/75,663.72
  6. Step 6: Final answer
    x = 60,493.24

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1.5x scale

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.