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Finding the Fourth Proportional to 382,025.55, 573,037.69 and 101,542.80

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Solution

The fourth proportional to 382,025.55, 573,037.69 and 101,542.80 is: 152,314.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,025.55 : 573,037.69 = 101,542.80 : x
  2. Step 2: Convert to fraction form
    382,025.55/573,037.69 = 101,542.80/x
  3. Step 3: Cross multiply
    382,025.55x = 573,037.69 × 101,542.80
  4. Step 4: Simplify right side
    382,025.55x = 58,187,851,548.13
  5. Step 5: Solve for x
    x = 58,187,851,548.13/382,025.55
  6. Step 6: Final answer
    x = 152,314.03

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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.