Home / 222,834.94-334,184.10-80,663.20

Finding the Fourth Proportional to 222,834.94, 334,184.10 and 80,663.20

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Solution

The fourth proportional to 222,834.94, 334,184.10 and 80,663.20 is: 120,970.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,834.94 : 334,184.10 = 80,663.20 : x
  2. Step 2: Convert to fraction form
    222,834.94/334,184.10 = 80,663.20/x
  3. Step 3: Cross multiply
    222,834.94x = 334,184.10 × 80,663.20
  4. Step 4: Simplify right side
    222,834.94x = 26,956,358,895.12
  5. Step 5: Solve for x
    x = 26,956,358,895.12/222,834.94
  6. Step 6: Final answer
    x = 120,970.07

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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.