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Finding the Fourth Proportional to 93,380.85, 139,966.52 and 37,206

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Solution

The fourth proportional to 93,380.85, 139,966.52 and 37,206 is: 55,767.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,380.85 : 139,966.52 = 37,206 : x
  2. Step 2: Convert to fraction form
    93,380.85/139,966.52 = 37,206/x
  3. Step 3: Cross multiply
    93,380.85x = 139,966.52 × 37,206
  4. Step 4: Simplify right side
    93,380.85x = 5,207,594,157.09
  5. Step 5: Solve for x
    x = 5,207,594,157.09/93,380.85
  6. Step 6: Final answer
    x = 55,767.26

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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.