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Finding the Fourth Proportional to 93,847.92, 140,787.84 and 34,683.84

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Solution

The fourth proportional to 93,847.92, 140,787.84 and 34,683.84 is: 52,031.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,847.92 : 140,787.84 = 34,683.84 : x
  2. Step 2: Convert to fraction form
    93,847.92/140,787.84 = 34,683.84/x
  3. Step 3: Cross multiply
    93,847.92x = 140,787.84 × 34,683.84
  4. Step 4: Simplify right side
    93,847.92x = 4,883,062,916.51
  5. Step 5: Solve for x
    x = 4,883,062,916.51/93,847.92
  6. Step 6: Final answer
    x = 52,031.66

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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.