Home / 106,134.67-146,465.79-63,693.22

Finding the Fourth Proportional to 106,134.67, 146,465.79 and 63,693.22

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Solution

The fourth proportional to 106,134.67, 146,465.79 and 63,693.22 is: 87,896.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,134.67 : 146,465.79 = 63,693.22 : x
  2. Step 2: Convert to fraction form
    106,134.67/146,465.79 = 63,693.22/x
  3. Step 3: Cross multiply
    106,134.67x = 146,465.79 × 63,693.22
  4. Step 4: Simplify right side
    106,134.67x = 9,328,877,784.94
  5. Step 5: Solve for x
    x = 9,328,877,784.94/106,134.67
  6. Step 6: Final answer
    x = 87,896.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.