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Finding the Fourth Proportional to 222,916.92, 334,366.74 and 56,709.24

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Solution

The fourth proportional to 222,916.92, 334,366.74 and 56,709.24 is: 85,061.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,916.92 : 334,366.74 = 56,709.24 : x
  2. Step 2: Convert to fraction form
    222,916.92/334,366.74 = 56,709.24/x
  3. Step 3: Cross multiply
    222,916.92x = 334,366.74 × 56,709.24
  4. Step 4: Simplify right side
    222,916.92x = 18,961,683,706.68
  5. Step 5: Solve for x
    x = 18,961,683,706.68/222,916.92
  6. Step 6: Final answer
    x = 85,061.66

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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.