Home / 146,296.48-219,580.80-57,611.20

Finding the Fourth Proportional to 146,296.48, 219,580.80 and 57,611.20

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Solution

The fourth proportional to 146,296.48, 219,580.80 and 57,611.20 is: 86,470.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,296.48 : 219,580.80 = 57,611.20 : x
  2. Step 2: Convert to fraction form
    146,296.48/219,580.80 = 57,611.20/x
  3. Step 3: Cross multiply
    146,296.48x = 219,580.80 × 57,611.20
  4. Step 4: Simplify right side
    146,296.48x = 12,650,313,384.96
  5. Step 5: Solve for x
    x = 12,650,313,384.96/146,296.48
  6. Step 6: Final answer
    x = 86,470.39

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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.