Home / 146,268.78-219,411.30-41,079.50

Finding the Fourth Proportional to 146,268.78, 219,411.30 and 41,079.50

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Solution

The fourth proportional to 146,268.78, 219,411.30 and 41,079.50 is: 61,621.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,268.78 : 219,411.30 = 41,079.50 : x
  2. Step 2: Convert to fraction form
    146,268.78/219,411.30 = 41,079.50/x
  3. Step 3: Cross multiply
    146,268.78x = 219,411.30 × 41,079.50
  4. Step 4: Simplify right side
    146,268.78x = 9,013,306,498.35
  5. Step 5: Solve for x
    x = 9,013,306,498.35/146,268.78
  6. Step 6: Final answer
    x = 61,621.53

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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.