Home / 146,328.88-219,342.66-57,546.40

Finding the Fourth Proportional to 146,328.88, 219,342.66 and 57,546.40

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Solution

The fourth proportional to 146,328.88, 219,342.66 and 57,546.40 is: 86,260.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,328.88 : 219,342.66 = 57,546.40 : x
  2. Step 2: Convert to fraction form
    146,328.88/219,342.66 = 57,546.40/x
  3. Step 3: Cross multiply
    146,328.88x = 219,342.66 × 57,546.40
  4. Step 4: Simplify right side
    146,328.88x = 12,622,380,449.42
  5. Step 5: Solve for x
    x = 12,622,380,449.42/146,328.88
  6. Step 6: Final answer
    x = 86,260.35

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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.