Home / 115,834.80-173,752.20-114,085.20

Finding the Fourth Proportional to 115,834.80, 173,752.20 and 114,085.20

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Solution

The fourth proportional to 115,834.80, 173,752.20 and 114,085.20 is: 171,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,834.80 : 173,752.20 = 114,085.20 : x
  2. Step 2: Convert to fraction form
    115,834.80/173,752.20 = 114,085.20/x
  3. Step 3: Cross multiply
    115,834.80x = 173,752.20 × 114,085.20
  4. Step 4: Simplify right side
    115,834.80x = 19,822,554,487.44
  5. Step 5: Solve for x
    x = 19,822,554,487.44/115,834.80
  6. Step 6: Final answer
    x = 171,127.80

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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.