Home / 146,562.30-219,681.45-57,786.30

Finding the Fourth Proportional to 146,562.30, 219,681.45 and 57,786.30

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Solution

The fourth proportional to 146,562.30, 219,681.45 and 57,786.30 is: 86,615.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,562.30 : 219,681.45 = 57,786.30 : x
  2. Step 2: Convert to fraction form
    146,562.30/219,681.45 = 57,786.30/x
  3. Step 3: Cross multiply
    146,562.30x = 219,681.45 × 57,786.30
  4. Step 4: Simplify right side
    146,562.30x = 12,694,578,174.14
  5. Step 5: Solve for x
    x = 12,694,578,174.14/146,562.30
  6. Step 6: Final answer
    x = 86,615.58

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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.