Home / 76,867.04-106,076.56-41,539.04

Finding the Fourth Proportional to 76,867.04, 106,076.56 and 41,539.04

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Solution

The fourth proportional to 76,867.04, 106,076.56 and 41,539.04 is: 57,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,867.04 : 106,076.56 = 41,539.04 : x
  2. Step 2: Convert to fraction form
    76,867.04/106,076.56 = 41,539.04/x
  3. Step 3: Cross multiply
    76,867.04x = 106,076.56 × 41,539.04
  4. Step 4: Simplify right side
    76,867.04x = 4,406,318,468.90
  5. Step 5: Solve for x
    x = 4,406,318,468.90/76,867.04
  6. Step 6: Final answer
    x = 57,323.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.