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Finding the Fourth Proportional to 72,224.94, 108,315.33 and 25,466.88

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Solution

The fourth proportional to 72,224.94, 108,315.33 and 25,466.88 is: 38,192.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,224.94 : 108,315.33 = 25,466.88 : x
  2. Step 2: Convert to fraction form
    72,224.94/108,315.33 = 25,466.88/x
  3. Step 3: Cross multiply
    72,224.94x = 108,315.33 × 25,466.88
  4. Step 4: Simplify right side
    72,224.94x = 2,758,453,511.27
  5. Step 5: Solve for x
    x = 2,758,453,511.27/72,224.94
  6. Step 6: Final answer
    x = 38,192.53

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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.