Home / 93,727.08-140,605.20-31,383

Finding the Fourth Proportional to 93,727.08, 140,605.20 and 31,383

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Solution

The fourth proportional to 93,727.08, 140,605.20 and 31,383 is: 47,079.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,727.08 : 140,605.20 = 31,383 : x
  2. Step 2: Convert to fraction form
    93,727.08/140,605.20 = 31,383/x
  3. Step 3: Cross multiply
    93,727.08x = 140,605.20 × 31,383
  4. Step 4: Simplify right side
    93,727.08x = 4,412,612,991.60
  5. Step 5: Solve for x
    x = 4,412,612,991.60/93,727.08
  6. Step 6: Final answer
    x = 47,079.38

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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.