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Finding the Fourth Proportional to 103,041.78, 154,562.67 and 32,926.56

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Solution

The fourth proportional to 103,041.78, 154,562.67 and 32,926.56 is: 49,389.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,041.78 : 154,562.67 = 32,926.56 : x
  2. Step 2: Convert to fraction form
    103,041.78/154,562.67 = 32,926.56/x
  3. Step 3: Cross multiply
    103,041.78x = 154,562.67 × 32,926.56
  4. Step 4: Simplify right side
    103,041.78x = 5,089,217,027.52
  5. Step 5: Solve for x
    x = 5,089,217,027.52/103,041.78
  6. Step 6: Final answer
    x = 49,389.84

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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.