Home / 118,195.22-176,370.96-105,457.43

Finding the Fourth Proportional to 118,195.22, 176,370.96 and 105,457.43

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Solution

The fourth proportional to 118,195.22, 176,370.96 and 105,457.43 is: 157,363.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,195.22 : 176,370.96 = 105,457.43 : x
  2. Step 2: Convert to fraction form
    118,195.22/176,370.96 = 105,457.43/x
  3. Step 3: Cross multiply
    118,195.22x = 176,370.96 × 105,457.43
  4. Step 4: Simplify right side
    118,195.22x = 18,599,626,890.91
  5. Step 5: Solve for x
    x = 18,599,626,890.91/118,195.22
  6. Step 6: Final answer
    x = 157,363.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.