Home / 255,538.27-382,883.66-155,395.54

Finding the Fourth Proportional to 255,538.27, 382,883.66 and 155,395.54

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Solution

The fourth proportional to 255,538.27, 382,883.66 and 155,395.54 is: 232,835.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,538.27 : 382,883.66 = 155,395.54 : x
  2. Step 2: Convert to fraction form
    255,538.27/382,883.66 = 155,395.54/x
  3. Step 3: Cross multiply
    255,538.27x = 382,883.66 × 155,395.54
  4. Step 4: Simplify right side
    255,538.27x = 59,498,413,102.88
  5. Step 5: Solve for x
    x = 59,498,413,102.88/255,538.27
  6. Step 6: Final answer
    x = 232,835.63

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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.