Home / 146,641.43-202,363.61-82,111.26

Finding the Fourth Proportional to 146,641.43, 202,363.61 and 82,111.26

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Solution

The fourth proportional to 146,641.43, 202,363.61 and 82,111.26 is: 113,312.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,641.43 : 202,363.61 = 82,111.26 : x
  2. Step 2: Convert to fraction form
    146,641.43/202,363.61 = 82,111.26/x
  3. Step 3: Cross multiply
    146,641.43x = 202,363.61 × 82,111.26
  4. Step 4: Simplify right side
    146,641.43x = 16,616,330,584.69
  5. Step 5: Solve for x
    x = 16,616,330,584.69/146,641.43
  6. Step 6: Final answer
    x = 113,312.66

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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.