Home / 216,010.71-298,094.94-120,517.47

Finding the Fourth Proportional to 216,010.71, 298,094.94 and 120,517.47

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Solution

The fourth proportional to 216,010.71, 298,094.94 and 120,517.47 is: 166,314.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,010.71 : 298,094.94 = 120,517.47 : x
  2. Step 2: Convert to fraction form
    216,010.71/298,094.94 = 120,517.47/x
  3. Step 3: Cross multiply
    216,010.71x = 298,094.94 × 120,517.47
  4. Step 4: Simplify right side
    216,010.71x = 35,925,647,988.60
  5. Step 5: Solve for x
    x = 35,925,647,988.60/216,010.71
  6. Step 6: Final answer
    x = 166,314.20

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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.