Home / 93,255.41-128,707.92-55,024.31

Finding the Fourth Proportional to 93,255.41, 128,707.92 and 55,024.31

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Solution

The fourth proportional to 93,255.41, 128,707.92 and 55,024.31 is: 75,942.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,255.41 : 128,707.92 = 55,024.31 : x
  2. Step 2: Convert to fraction form
    93,255.41/128,707.92 = 55,024.31/x
  3. Step 3: Cross multiply
    93,255.41x = 128,707.92 × 55,024.31
  4. Step 4: Simplify right side
    93,255.41x = 7,082,063,846.00
  5. Step 5: Solve for x
    x = 7,082,063,846.00/93,255.41
  6. Step 6: Final answer
    x = 75,942.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.