Home / 212,904.26-293,794.52-122,196.40

Finding the Fourth Proportional to 212,904.26, 293,794.52 and 122,196.40

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Solution

The fourth proportional to 212,904.26, 293,794.52 and 122,196.40 is: 168,623.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,904.26 : 293,794.52 = 122,196.40 : x
  2. Step 2: Convert to fraction form
    212,904.26/293,794.52 = 122,196.40/x
  3. Step 3: Cross multiply
    212,904.26x = 293,794.52 × 122,196.40
  4. Step 4: Simplify right side
    212,904.26x = 35,900,632,683.73
  5. Step 5: Solve for x
    x = 35,900,632,683.73/212,904.26
  6. Step 6: Final answer
    x = 168,623.36

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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.