Home / 155,786.70-233,680.05-96,429.90

Finding the Fourth Proportional to 155,786.70, 233,680.05 and 96,429.90

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Solution

The fourth proportional to 155,786.70, 233,680.05 and 96,429.90 is: 144,644.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,786.70 : 233,680.05 = 96,429.90 : x
  2. Step 2: Convert to fraction form
    155,786.70/233,680.05 = 96,429.90/x
  3. Step 3: Cross multiply
    155,786.70x = 233,680.05 × 96,429.90
  4. Step 4: Simplify right side
    155,786.70x = 22,533,743,853.50
  5. Step 5: Solve for x
    x = 22,533,743,853.50/155,786.70
  6. Step 6: Final answer
    x = 144,644.85

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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.