Home / 274,571.24-378,903.48-152,061.08

Finding the Fourth Proportional to 274,571.24, 378,903.48 and 152,061.08

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Solution

The fourth proportional to 274,571.24, 378,903.48 and 152,061.08 is: 209,841.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,571.24 : 378,903.48 = 152,061.08 : x
  2. Step 2: Convert to fraction form
    274,571.24/378,903.48 = 152,061.08/x
  3. Step 3: Cross multiply
    274,571.24x = 378,903.48 × 152,061.08
  4. Step 4: Simplify right side
    274,571.24x = 57,616,472,384.56
  5. Step 5: Solve for x
    x = 57,616,472,384.56/274,571.24
  6. Step 6: Final answer
    x = 209,841.61

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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.