Home / 222,918.50-334,403.14-80,830.71

Finding the Fourth Proportional to 222,918.50, 334,403.14 and 80,830.71

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Solution

The fourth proportional to 222,918.50, 334,403.14 and 80,830.71 is: 121,255.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,918.50 : 334,403.14 = 80,830.71 : x
  2. Step 2: Convert to fraction form
    222,918.50/334,403.14 = 80,830.71/x
  3. Step 3: Cross multiply
    222,918.50x = 334,403.14 × 80,830.71
  4. Step 4: Simplify right side
    222,918.50x = 27,030,041,560.41
  5. Step 5: Solve for x
    x = 27,030,041,560.41/222,918.50
  6. Step 6: Final answer
    x = 121,255.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.