Home / 273,983.28-378,095.58-153,124.44

Finding the Fourth Proportional to 273,983.28, 378,095.58 and 153,124.44

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Solution

The fourth proportional to 273,983.28, 378,095.58 and 153,124.44 is: 211,310.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,983.28 : 378,095.58 = 153,124.44 : x
  2. Step 2: Convert to fraction form
    273,983.28/378,095.58 = 153,124.44/x
  3. Step 3: Cross multiply
    273,983.28x = 378,095.58 × 153,124.44
  4. Step 4: Simplify right side
    273,983.28x = 57,895,673,953.98
  5. Step 5: Solve for x
    x = 57,895,673,953.98/273,983.28
  6. Step 6: Final answer
    x = 211,310.97

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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.