Home / 213,087.16-293,794.33-136,480.30

Finding the Fourth Proportional to 213,087.16, 293,794.33 and 136,480.30

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Solution

The fourth proportional to 213,087.16, 293,794.33 and 136,480.30 is: 188,172.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,087.16 : 293,794.33 = 136,480.30 : x
  2. Step 2: Convert to fraction form
    213,087.16/293,794.33 = 136,480.30/x
  3. Step 3: Cross multiply
    213,087.16x = 293,794.33 × 136,480.30
  4. Step 4: Simplify right side
    213,087.16x = 40,097,138,296.70
  5. Step 5: Solve for x
    x = 40,097,138,296.70/213,087.16
  6. Step 6: Final answer
    x = 188,172.48

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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.