Home / 106,044.69-146,336.04-58,288.86

Finding the Fourth Proportional to 106,044.69, 146,336.04 and 58,288.86

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Solution

The fourth proportional to 106,044.69, 146,336.04 and 58,288.86 is: 80,435.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,044.69 : 146,336.04 = 58,288.86 : x
  2. Step 2: Convert to fraction form
    106,044.69/146,336.04 = 58,288.86/x
  3. Step 3: Cross multiply
    106,044.69x = 146,336.04 × 58,288.86
  4. Step 4: Simplify right side
    106,044.69x = 8,529,760,948.51
  5. Step 5: Solve for x
    x = 8,529,760,948.51/106,044.69
  6. Step 6: Final answer
    x = 80,435.53

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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.