Home / 118,204.13-177,391.40-47,085.62

Finding the Fourth Proportional to 118,204.13, 177,391.40 and 47,085.62

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Solution

The fourth proportional to 118,204.13, 177,391.40 and 47,085.62 is: 70,662.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,204.13 : 177,391.40 = 47,085.62 : x
  2. Step 2: Convert to fraction form
    118,204.13/177,391.40 = 47,085.62/x
  3. Step 3: Cross multiply
    118,204.13x = 177,391.40 × 47,085.62
  4. Step 4: Simplify right side
    118,204.13x = 8,352,582,929.28
  5. Step 5: Solve for x
    x = 8,352,582,929.28/118,204.13
  6. Step 6: Final answer
    x = 70,662.36

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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.