Home / 146,333.82-219,521.66-45,140.42

Finding the Fourth Proportional to 146,333.82, 219,521.66 and 45,140.42

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Solution

The fourth proportional to 146,333.82, 219,521.66 and 45,140.42 is: 67,717.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,333.82 : 219,521.66 = 45,140.42 : x
  2. Step 2: Convert to fraction form
    146,333.82/219,521.66 = 45,140.42/x
  3. Step 3: Cross multiply
    146,333.82x = 219,521.66 × 45,140.42
  4. Step 4: Simplify right side
    146,333.82x = 9,909,300,254.60
  5. Step 5: Solve for x
    x = 9,909,300,254.60/146,333.82
  6. Step 6: Final answer
    x = 67,717.09

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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.