Home / 178,932.75-246,900.51-102,439.77

Finding the Fourth Proportional to 178,932.75, 246,900.51 and 102,439.77

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Solution

The fourth proportional to 178,932.75, 246,900.51 and 102,439.77 is: 141,351.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,932.75 : 246,900.51 = 102,439.77 : x
  2. Step 2: Convert to fraction form
    178,932.75/246,900.51 = 102,439.77/x
  3. Step 3: Cross multiply
    178,932.75x = 246,900.51 × 102,439.77
  4. Step 4: Simplify right side
    178,932.75x = 25,292,431,457.28
  5. Step 5: Solve for x
    x = 25,292,431,457.28/178,932.75
  6. Step 6: Final answer
    x = 141,351.61

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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.