Home / 93,040.72-139,843.04-61,558.16

Finding the Fourth Proportional to 93,040.72, 139,843.04 and 61,558.16

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Solution

The fourth proportional to 93,040.72, 139,843.04 and 61,558.16 is: 92,523.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,040.72 : 139,843.04 = 61,558.16 : x
  2. Step 2: Convert to fraction form
    93,040.72/139,843.04 = 61,558.16/x
  3. Step 3: Cross multiply
    93,040.72x = 139,843.04 × 61,558.16
  4. Step 4: Simplify right side
    93,040.72x = 8,608,480,231.21
  5. Step 5: Solve for x
    x = 8,608,480,231.21/93,040.72
  6. Step 6: Final answer
    x = 92,523.79

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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.