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Finding the Fourth Proportional to 368,066.76, 552,099.87 and 118,748.76

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Solution

The fourth proportional to 368,066.76, 552,099.87 and 118,748.76 is: 178,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,066.76 : 552,099.87 = 118,748.76 : x
  2. Step 2: Convert to fraction form
    368,066.76/552,099.87 = 118,748.76/x
  3. Step 3: Cross multiply
    368,066.76x = 552,099.87 × 118,748.76
  4. Step 4: Simplify right side
    368,066.76x = 65,561,174,958.66
  5. Step 5: Solve for x
    x = 65,561,174,958.66/368,066.76
  6. Step 6: Final answer
    x = 178,123.05

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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.