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Finding the Fourth Proportional to 220,396.43, 330,719.21 and 94,024.71

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Solution

The fourth proportional to 220,396.43, 330,719.21 and 94,024.71 is: 141,090.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,396.43 : 330,719.21 = 94,024.71 : x
  2. Step 2: Convert to fraction form
    220,396.43/330,719.21 = 94,024.71/x
  3. Step 3: Cross multiply
    220,396.43x = 330,719.21 × 94,024.71
  4. Step 4: Simplify right side
    220,396.43x = 31,095,777,341.56
  5. Step 5: Solve for x
    x = 31,095,777,341.56/220,396.43
  6. Step 6: Final answer
    x = 141,090.21

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1.5x scale

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.