Home / 221,247.24-331,871.06-94,805.43

Finding the Fourth Proportional to 221,247.24, 331,871.06 and 94,805.43

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Solution

The fourth proportional to 221,247.24, 331,871.06 and 94,805.43 is: 142,208.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,247.24 : 331,871.06 = 94,805.43 : x
  2. Step 2: Convert to fraction form
    221,247.24/331,871.06 = 94,805.43/x
  3. Step 3: Cross multiply
    221,247.24x = 331,871.06 × 94,805.43
  4. Step 4: Simplify right side
    221,247.24x = 31,463,178,547.86
  5. Step 5: Solve for x
    x = 31,463,178,547.86/221,247.24
  6. Step 6: Final answer
    x = 142,208.23

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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.