Home / 64,162.19-96,259.89-19,787.96

Finding the Fourth Proportional to 64,162.19, 96,259.89 and 19,787.96

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Solution

The fourth proportional to 64,162.19, 96,259.89 and 19,787.96 is: 29,687.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,162.19 : 96,259.89 = 19,787.96 : x
  2. Step 2: Convert to fraction form
    64,162.19/96,259.89 = 19,787.96/x
  3. Step 3: Cross multiply
    64,162.19x = 96,259.89 × 19,787.96
  4. Step 4: Simplify right side
    64,162.19x = 1,904,786,852.92
  5. Step 5: Solve for x
    x = 1,904,786,852.92/64,162.19
  6. Step 6: Final answer
    x = 29,687.06

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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.