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Finding the Fourth Proportional to 104,508.81, 156,804.75 and 33,442.39

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Solution

The fourth proportional to 104,508.81, 156,804.75 and 33,442.39 is: 50,176.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,508.81 : 156,804.75 = 33,442.39 : x
  2. Step 2: Convert to fraction form
    104,508.81/156,804.75 = 33,442.39/x
  3. Step 3: Cross multiply
    104,508.81x = 156,804.75 × 33,442.39
  4. Step 4: Simplify right side
    104,508.81x = 5,243,926,030.66
  5. Step 5: Solve for x
    x = 5,243,926,030.66/104,508.81
  6. Step 6: Final answer
    x = 50,176.88

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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.