Home / 146,077.83-219,241.08-57,393.36

Finding the Fourth Proportional to 146,077.83, 219,241.08 and 57,393.36

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Solution

The fourth proportional to 146,077.83, 219,241.08 and 57,393.36 is: 86,138.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,077.83 : 219,241.08 = 57,393.36 : x
  2. Step 2: Convert to fraction form
    146,077.83/219,241.08 = 57,393.36/x
  3. Step 3: Cross multiply
    146,077.83x = 219,241.08 × 57,393.36
  4. Step 4: Simplify right side
    146,077.83x = 12,582,982,231.23
  5. Step 5: Solve for x
    x = 12,582,982,231.23/146,077.83
  6. Step 6: Final answer
    x = 86,138.89

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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.