Home / 252,284.34-378,401.94-102,533.61

Finding the Fourth Proportional to 252,284.34, 378,401.94 and 102,533.61

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Solution

The fourth proportional to 252,284.34, 378,401.94 and 102,533.61 is: 153,790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,284.34 : 378,401.94 = 102,533.61 : x
  2. Step 2: Convert to fraction form
    252,284.34/378,401.94 = 102,533.61/x
  3. Step 3: Cross multiply
    252,284.34x = 378,401.94 × 102,533.61
  4. Step 4: Simplify right side
    252,284.34x = 38,798,916,939.20
  5. Step 5: Solve for x
    x = 38,798,916,939.20/252,284.34
  6. Step 6: Final answer
    x = 153,790.43

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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.