Home / 146,509.70-219,943.98-96,631.52

Finding the Fourth Proportional to 146,509.70, 219,943.98 and 96,631.52

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Solution

The fourth proportional to 146,509.70, 219,943.98 and 96,631.52 is: 145,065.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,509.70 : 219,943.98 = 96,631.52 : x
  2. Step 2: Convert to fraction form
    146,509.70/219,943.98 = 96,631.52/x
  3. Step 3: Cross multiply
    146,509.70x = 219,943.98 × 96,631.52
  4. Step 4: Simplify right side
    146,509.70x = 21,253,520,002.53
  5. Step 5: Solve for x
    x = 21,253,520,002.53/146,509.70
  6. Step 6: Final answer
    x = 145,065.62

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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.