Home / 93,767.82-140,607.99-54,336.21

Finding the Fourth Proportional to 93,767.82, 140,607.99 and 54,336.21

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Solution

The fourth proportional to 93,767.82, 140,607.99 and 54,336.21 is: 81,478.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,767.82 : 140,607.99 = 54,336.21 : x
  2. Step 2: Convert to fraction form
    93,767.82/140,607.99 = 54,336.21/x
  3. Step 3: Cross multiply
    93,767.82x = 140,607.99 × 54,336.21
  4. Step 4: Simplify right side
    93,767.82x = 7,640,105,272.32
  5. Step 5: Solve for x
    x = 7,640,105,272.32/93,767.82
  6. Step 6: Final answer
    x = 81,478.97

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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.