Home / 72,466.20-100,052.46-45,283.80

Finding the Fourth Proportional to 72,466.20, 100,052.46 and 45,283.80

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Solution

The fourth proportional to 72,466.20, 100,052.46 and 45,283.80 is: 62,522.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,466.20 : 100,052.46 = 45,283.80 : x
  2. Step 2: Convert to fraction form
    72,466.20/100,052.46 = 45,283.80/x
  3. Step 3: Cross multiply
    72,466.20x = 100,052.46 × 45,283.80
  4. Step 4: Simplify right side
    72,466.20x = 4,530,755,588.15
  5. Step 5: Solve for x
    x = 4,530,755,588.15/72,466.20
  6. Step 6: Final answer
    x = 62,522.33

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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.