Home / 181,128.06-271,603.74-54,743.94

Finding the Fourth Proportional to 181,128.06, 271,603.74 and 54,743.94

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Solution

The fourth proportional to 181,128.06, 271,603.74 and 54,743.94 is: 82,089.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,128.06 : 271,603.74 = 54,743.94 : x
  2. Step 2: Convert to fraction form
    181,128.06/271,603.74 = 54,743.94/x
  3. Step 3: Cross multiply
    181,128.06x = 271,603.74 × 54,743.94
  4. Step 4: Simplify right side
    181,128.06x = 14,868,658,846.34
  5. Step 5: Solve for x
    x = 14,868,658,846.34/181,128.06
  6. Step 6: Final answer
    x = 82,089.21

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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.