Home / 159,241.04-238,918.98-80,295.80

Finding the Fourth Proportional to 159,241.04, 238,918.98 and 80,295.80

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Solution

The fourth proportional to 159,241.04, 238,918.98 and 80,295.80 is: 120,472.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,241.04 : 238,918.98 = 80,295.80 : x
  2. Step 2: Convert to fraction form
    159,241.04/238,918.98 = 80,295.80/x
  3. Step 3: Cross multiply
    159,241.04x = 238,918.98 × 80,295.80
  4. Step 4: Simplify right side
    159,241.04x = 19,184,190,634.28
  5. Step 5: Solve for x
    x = 19,184,190,634.28/159,241.04
  6. Step 6: Final answer
    x = 120,472.65

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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.