Home / 212,121.03-292,727.07-116,634.18

Finding the Fourth Proportional to 212,121.03, 292,727.07 and 116,634.18

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Solution

The fourth proportional to 212,121.03, 292,727.07 and 116,634.18 is: 160,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,121.03 : 292,727.07 = 116,634.18 : x
  2. Step 2: Convert to fraction form
    212,121.03/292,727.07 = 116,634.18/x
  3. Step 3: Cross multiply
    212,121.03x = 292,727.07 × 116,634.18
  4. Step 4: Simplify right side
    212,121.03x = 34,141,981,773.25
  5. Step 5: Solve for x
    x = 34,141,981,773.25/212,121.03
  6. Step 6: Final answer
    x = 160,955.20

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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.