Home / 213,112.15-294,092.89-117,616.80

Finding the Fourth Proportional to 213,112.15, 294,092.89 and 117,616.80

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Solution

The fourth proportional to 213,112.15, 294,092.89 and 117,616.80 is: 162,310.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,112.15 : 294,092.89 = 117,616.80 : x
  2. Step 2: Convert to fraction form
    213,112.15/294,092.89 = 117,616.80/x
  3. Step 3: Cross multiply
    213,112.15x = 294,092.89 × 117,616.80
  4. Step 4: Simplify right side
    213,112.15x = 34,590,264,624.55
  5. Step 5: Solve for x
    x = 34,590,264,624.55/213,112.15
  6. Step 6: Final answer
    x = 162,310.15

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1.5x scale

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.