Home / 213,237.78-294,260.28-117,742.44

Finding the Fourth Proportional to 213,237.78, 294,260.28 and 117,742.44

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Solution

The fourth proportional to 213,237.78, 294,260.28 and 117,742.44 is: 162,480.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,237.78 : 294,260.28 = 117,742.44 : x
  2. Step 2: Convert to fraction form
    213,237.78/294,260.28 = 117,742.44/x
  3. Step 3: Cross multiply
    213,237.78x = 294,260.28 × 117,742.44
  4. Step 4: Simplify right side
    213,237.78x = 34,646,923,362.28
  5. Step 5: Solve for x
    x = 34,646,923,362.28/213,237.78
  6. Step 6: Final answer
    x = 162,480.23

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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.