Home / 276,054.13-380,951.04-153,545.68

Finding the Fourth Proportional to 276,054.13, 380,951.04 and 153,545.68

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Solution

The fourth proportional to 276,054.13, 380,951.04 and 153,545.68 is: 211,891.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,054.13 : 380,951.04 = 153,545.68 : x
  2. Step 2: Convert to fraction form
    276,054.13/380,951.04 = 153,545.68/x
  3. Step 3: Cross multiply
    276,054.13x = 380,951.04 × 153,545.68
  4. Step 4: Simplify right side
    276,054.13x = 58,493,384,578.75
  5. Step 5: Solve for x
    x = 58,493,384,578.75/276,054.13
  6. Step 6: Final answer
    x = 211,891.00

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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.