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Finding the Fourth Proportional to 73,762.22, 110,692.54 and 38,256.28

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Solution

The fourth proportional to 73,762.22, 110,692.54 and 38,256.28 is: 57,409.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,762.22 : 110,692.54 = 38,256.28 : x
  2. Step 2: Convert to fraction form
    73,762.22/110,692.54 = 38,256.28/x
  3. Step 3: Cross multiply
    73,762.22x = 110,692.54 × 38,256.28
  4. Step 4: Simplify right side
    73,762.22x = 4,234,684,250.69
  5. Step 5: Solve for x
    x = 4,234,684,250.69/73,762.22
  6. Step 6: Final answer
    x = 57,409.93

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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.