Home / 240,669.66-332,111.48-131,753.13

Finding the Fourth Proportional to 240,669.66, 332,111.48 and 131,753.13

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Solution

The fourth proportional to 240,669.66, 332,111.48 and 131,753.13 is: 181,812.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,669.66 : 332,111.48 = 131,753.13 : x
  2. Step 2: Convert to fraction form
    240,669.66/332,111.48 = 131,753.13/x
  3. Step 3: Cross multiply
    240,669.66x = 332,111.48 × 131,753.13
  4. Step 4: Simplify right side
    240,669.66x = 43,756,727,703.99
  5. Step 5: Solve for x
    x = 43,756,727,703.99/240,669.66
  6. Step 6: Final answer
    x = 181,812.39

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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.