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Finding the Fourth Proportional to 93,649.80, 140,457.26 and 27,073.46

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Solution

The fourth proportional to 93,649.80, 140,457.26 and 27,073.46 is: 40,605.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,649.80 : 140,457.26 = 27,073.46 : x
  2. Step 2: Convert to fraction form
    93,649.80/140,457.26 = 27,073.46/x
  3. Step 3: Cross multiply
    93,649.80x = 140,457.26 × 27,073.46
  4. Step 4: Simplify right side
    93,649.80x = 3,802,664,010.32
  5. Step 5: Solve for x
    x = 3,802,664,010.32/93,649.80
  6. Step 6: Final answer
    x = 40,605.15

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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.