Home / 115,690.73-173,502.05-52,474.28

Finding the Fourth Proportional to 115,690.73, 173,502.05 and 52,474.28

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Solution

The fourth proportional to 115,690.73, 173,502.05 and 52,474.28 is: 78,695.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,690.73 : 173,502.05 = 52,474.28 : x
  2. Step 2: Convert to fraction form
    115,690.73/173,502.05 = 52,474.28/x
  3. Step 3: Cross multiply
    115,690.73x = 173,502.05 × 52,474.28
  4. Step 4: Simplify right side
    115,690.73x = 9,104,394,022.39
  5. Step 5: Solve for x
    x = 9,104,394,022.39/115,690.73
  6. Step 6: Final answer
    x = 78,695.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.