Home / 54,423.62-75,103.97-30,549.68

Finding the Fourth Proportional to 54,423.62, 75,103.97 and 30,549.68

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Solution

The fourth proportional to 54,423.62, 75,103.97 and 30,549.68 is: 42,158.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,423.62 : 75,103.97 = 30,549.68 : x
  2. Step 2: Convert to fraction form
    54,423.62/75,103.97 = 30,549.68/x
  3. Step 3: Cross multiply
    54,423.62x = 75,103.97 × 30,549.68
  4. Step 4: Simplify right side
    54,423.62x = 2,294,401,721.96
  5. Step 5: Solve for x
    x = 2,294,401,721.96/54,423.62
  6. Step 6: Final answer
    x = 42,158.20

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1.5x scale

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.