Home / 146,905.72-220,353.48-41,724.40

Finding the Fourth Proportional to 146,905.72, 220,353.48 and 41,724.40

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Solution

The fourth proportional to 146,905.72, 220,353.48 and 41,724.40 is: 62,585.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,905.72 : 220,353.48 = 41,724.40 : x
  2. Step 2: Convert to fraction form
    146,905.72/220,353.48 = 41,724.40/x
  3. Step 3: Cross multiply
    146,905.72x = 220,353.48 × 41,724.40
  4. Step 4: Simplify right side
    146,905.72x = 9,194,116,740.91
  5. Step 5: Solve for x
    x = 9,194,116,740.91/146,905.72
  6. Step 6: Final answer
    x = 62,585.15

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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.