Home / 222,988.75-334,480.19-54,510.55

Finding the Fourth Proportional to 222,988.75, 334,480.19 and 54,510.55

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Solution

The fourth proportional to 222,988.75, 334,480.19 and 54,510.55 is: 81,765.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,988.75 : 334,480.19 = 54,510.55 : x
  2. Step 2: Convert to fraction form
    222,988.75/334,480.19 = 54,510.55/x
  3. Step 3: Cross multiply
    222,988.75x = 334,480.19 × 54,510.55
  4. Step 4: Simplify right side
    222,988.75x = 18,232,698,012.25
  5. Step 5: Solve for x
    x = 18,232,698,012.25/222,988.75
  6. Step 6: Final answer
    x = 81,765.10

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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.