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Finding the Fourth Proportional to 50,306.75, 75,462.41 and 35,581.40

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Solution

The fourth proportional to 50,306.75, 75,462.41 and 35,581.40 is: 53,373.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,306.75 : 75,462.41 = 35,581.40 : x
  2. Step 2: Convert to fraction form
    50,306.75/75,462.41 = 35,581.40/x
  3. Step 3: Cross multiply
    50,306.75x = 75,462.41 × 35,581.40
  4. Step 4: Simplify right side
    50,306.75x = 2,685,058,189.80
  5. Step 5: Solve for x
    x = 2,685,058,189.80/50,306.75
  6. Step 6: Final answer
    x = 53,373.72

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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.