Home / 146,723.30-219,890.55-130,004.90

Finding the Fourth Proportional to 146,723.30, 219,890.55 and 130,004.90

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Solution

The fourth proportional to 146,723.30, 219,890.55 and 130,004.90 is: 194,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,723.30 : 219,890.55 = 130,004.90 : x
  2. Step 2: Convert to fraction form
    146,723.30/219,890.55 = 130,004.90/x
  3. Step 3: Cross multiply
    146,723.30x = 219,890.55 × 130,004.90
  4. Step 4: Simplify right side
    146,723.30x = 28,586,848,963.70
  5. Step 5: Solve for x
    x = 28,586,848,963.70/146,723.30
  6. Step 6: Final answer
    x = 194,835.10

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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.