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Finding the Fourth Proportional to 160,890.60, 241,015.14 and 125,665.32

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Solution

The fourth proportional to 160,890.60, 241,015.14 and 125,665.32 is: 188,247.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,890.60 : 241,015.14 = 125,665.32 : x
  2. Step 2: Convert to fraction form
    160,890.60/241,015.14 = 125,665.32/x
  3. Step 3: Cross multiply
    160,890.60x = 241,015.14 × 125,665.32
  4. Step 4: Simplify right side
    160,890.60x = 30,287,244,692.94
  5. Step 5: Solve for x
    x = 30,287,244,692.94/160,890.60
  6. Step 6: Final answer
    x = 188,247.45

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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.