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Finding the Fourth Proportional to 222,876.48, 334,079.94 and 73,077.72

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Solution

The fourth proportional to 222,876.48, 334,079.94 and 73,077.72 is: 109,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,876.48 : 334,079.94 = 73,077.72 : x
  2. Step 2: Convert to fraction form
    222,876.48/334,079.94 = 73,077.72/x
  3. Step 3: Cross multiply
    222,876.48x = 334,079.94 × 73,077.72
  4. Step 4: Simplify right side
    222,876.48x = 24,413,800,312.94
  5. Step 5: Solve for x
    x = 24,413,800,312.94/222,876.48
  6. Step 6: Final answer
    x = 109,539.60

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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.