Home / 96,218.99-143,623.89-84,856.43

Finding the Fourth Proportional to 96,218.99, 143,623.89 and 84,856.43

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Solution

The fourth proportional to 96,218.99, 143,623.89 and 84,856.43 is: 126,663.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,218.99 : 143,623.89 = 84,856.43 : x
  2. Step 2: Convert to fraction form
    96,218.99/143,623.89 = 84,856.43/x
  3. Step 3: Cross multiply
    96,218.99x = 143,623.89 × 84,856.43
  4. Step 4: Simplify right side
    96,218.99x = 12,187,409,849.99
  5. Step 5: Solve for x
    x = 12,187,409,849.99/96,218.99
  6. Step 6: Final answer
    x = 126,663.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.