Home / 73,318.60-109,982.89-23,402.45

Finding the Fourth Proportional to 73,318.60, 109,982.89 and 23,402.45

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Solution

The fourth proportional to 73,318.60, 109,982.89 and 23,402.45 is: 35,105.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,318.60 : 109,982.89 = 23,402.45 : x
  2. Step 2: Convert to fraction form
    73,318.60/109,982.89 = 23,402.45/x
  3. Step 3: Cross multiply
    73,318.60x = 109,982.89 × 23,402.45
  4. Step 4: Simplify right side
    73,318.60x = 2,573,868,967.07
  5. Step 5: Solve for x
    x = 2,573,868,967.07/73,318.60
  6. Step 6: Final answer
    x = 35,105.27

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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.