Home / 93,910.48-140,777.04-31,537.28

Finding the Fourth Proportional to 93,910.48, 140,777.04 and 31,537.28

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Solution

The fourth proportional to 93,910.48, 140,777.04 and 31,537.28 is: 47,276.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,910.48 : 140,777.04 = 31,537.28 : x
  2. Step 2: Convert to fraction form
    93,910.48/140,777.04 = 31,537.28/x
  3. Step 3: Cross multiply
    93,910.48x = 140,777.04 × 31,537.28
  4. Step 4: Simplify right side
    93,910.48x = 4,439,724,928.05
  5. Step 5: Solve for x
    x = 4,439,724,928.05/93,910.48
  6. Step 6: Final answer
    x = 47,276.14

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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.