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Finding the Fourth Proportional to 104,475.25, 156,775.14 and 37,920.58

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Solution

The fourth proportional to 104,475.25, 156,775.14 and 37,920.58 is: 56,903.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,475.25 : 156,775.14 = 37,920.58 : x
  2. Step 2: Convert to fraction form
    104,475.25/156,775.14 = 37,920.58/x
  3. Step 3: Cross multiply
    104,475.25x = 156,775.14 × 37,920.58
  4. Step 4: Simplify right side
    104,475.25x = 5,945,004,238.38
  5. Step 5: Solve for x
    x = 5,945,004,238.38/104,475.25
  6. Step 6: Final answer
    x = 56,903.47

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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.