Home / 159,982.49-240,043.80-75,802.75

Finding the Fourth Proportional to 159,982.49, 240,043.80 and 75,802.75

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Solution

The fourth proportional to 159,982.49, 240,043.80 and 75,802.75 is: 113,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,982.49 : 240,043.80 = 75,802.75 : x
  2. Step 2: Convert to fraction form
    159,982.49/240,043.80 = 75,802.75/x
  3. Step 3: Cross multiply
    159,982.49x = 240,043.80 × 75,802.75
  4. Step 4: Simplify right side
    159,982.49x = 18,195,980,160.45
  5. Step 5: Solve for x
    x = 18,195,980,160.45/159,982.49
  6. Step 6: Final answer
    x = 113,737.32

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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.