Home / 155,957.70-233,936.55-146,116.20

Finding the Fourth Proportional to 155,957.70, 233,936.55 and 146,116.20

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Solution

The fourth proportional to 155,957.70, 233,936.55 and 146,116.20 is: 219,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,957.70 : 233,936.55 = 146,116.20 : x
  2. Step 2: Convert to fraction form
    155,957.70/233,936.55 = 146,116.20/x
  3. Step 3: Cross multiply
    155,957.70x = 233,936.55 × 146,116.20
  4. Step 4: Simplify right side
    155,957.70x = 34,181,919,727.11
  5. Step 5: Solve for x
    x = 34,181,919,727.11/155,957.70
  6. Step 6: Final answer
    x = 219,174.30

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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.