Home / 213,027.66-293,995.74-122,401.11

Finding the Fourth Proportional to 213,027.66, 293,995.74 and 122,401.11

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Solution

The fourth proportional to 213,027.66, 293,995.74 and 122,401.11 is: 168,923.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,027.66 : 293,995.74 = 122,401.11 : x
  2. Step 2: Convert to fraction form
    213,027.66/293,995.74 = 122,401.11/x
  3. Step 3: Cross multiply
    213,027.66x = 293,995.74 × 122,401.11
  4. Step 4: Simplify right side
    213,027.66x = 35,985,404,911.27
  5. Step 5: Solve for x
    x = 35,985,404,911.27/213,027.66
  6. Step 6: Final answer
    x = 168,923.63

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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.