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Finding the Fourth Proportional to 110,625.60, 166,024.80 and 51,468.60

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Solution

The fourth proportional to 110,625.60, 166,024.80 and 51,468.60 is: 77,243.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,625.60 : 166,024.80 = 51,468.60 : x
  2. Step 2: Convert to fraction form
    110,625.60/166,024.80 = 51,468.60/x
  3. Step 3: Cross multiply
    110,625.60x = 166,024.80 × 51,468.60
  4. Step 4: Simplify right side
    110,625.60x = 8,545,064,021.28
  5. Step 5: Solve for x
    x = 8,545,064,021.28/110,625.60
  6. Step 6: Final answer
    x = 77,243.10

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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.