Home / 286,054.13-394,758.97-158,737.93

Finding the Fourth Proportional to 286,054.13, 394,758.97 and 158,737.93

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Solution

The fourth proportional to 286,054.13, 394,758.97 and 158,737.93 is: 219,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,054.13 : 394,758.97 = 158,737.93 : x
  2. Step 2: Convert to fraction form
    286,054.13/394,758.97 = 158,737.93/x
  3. Step 3: Cross multiply
    286,054.13x = 394,758.97 × 158,737.93
  4. Step 4: Simplify right side
    286,054.13x = 62,663,220,362.99
  5. Step 5: Solve for x
    x = 62,663,220,362.99/286,054.13
  6. Step 6: Final answer
    x = 219,060.71

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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.