Home / 146,579.10-219,825.45-57,803.10

Finding the Fourth Proportional to 146,579.10, 219,825.45 and 57,803.10

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Solution

The fourth proportional to 146,579.10, 219,825.45 and 57,803.10 is: 86,687.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,579.10 : 219,825.45 = 57,803.10 : x
  2. Step 2: Convert to fraction form
    146,579.10/219,825.45 = 57,803.10/x
  3. Step 3: Cross multiply
    146,579.10x = 219,825.45 × 57,803.10
  4. Step 4: Simplify right side
    146,579.10x = 12,706,592,468.90
  5. Step 5: Solve for x
    x = 12,706,592,468.90/146,579.10
  6. Step 6: Final answer
    x = 86,687.61

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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.