Home / 222,990.36-334,482.63-54,512.17

Finding the Fourth Proportional to 222,990.36, 334,482.63 and 54,512.17

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Solution

The fourth proportional to 222,990.36, 334,482.63 and 54,512.17 is: 81,767.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,990.36 : 334,482.63 = 54,512.17 : x
  2. Step 2: Convert to fraction form
    222,990.36/334,482.63 = 54,512.17/x
  3. Step 3: Cross multiply
    222,990.36x = 334,482.63 × 54,512.17
  4. Step 4: Simplify right side
    222,990.36x = 18,233,373,988.61
  5. Step 5: Solve for x
    x = 18,233,373,988.61/222,990.36
  6. Step 6: Final answer
    x = 81,767.54

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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.