Home / 146,287.60-219,449-51,498.10

Finding the Fourth Proportional to 146,287.60, 219,449 and 51,498.10

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Solution

The fourth proportional to 146,287.60, 219,449 and 51,498.10 is: 77,253.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,287.60 : 219,449 = 51,498.10 : x
  2. Step 2: Convert to fraction form
    146,287.60/219,449 = 51,498.10/x
  3. Step 3: Cross multiply
    146,287.60x = 219,449 × 51,498.10
  4. Step 4: Simplify right side
    146,287.60x = 11,301,206,546.90
  5. Step 5: Solve for x
    x = 11,301,206,546.90/146,287.60
  6. Step 6: Final answer
    x = 77,253.35

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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.