Home / 227,189.86-313,522.02-131,751.91

Finding the Fourth Proportional to 227,189.86, 313,522.02 and 131,751.91

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Solution

The fourth proportional to 227,189.86, 313,522.02 and 131,751.91 is: 181,817.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,189.86 : 313,522.02 = 131,751.91 : x
  2. Step 2: Convert to fraction form
    227,189.86/313,522.02 = 131,751.91/x
  3. Step 3: Cross multiply
    227,189.86x = 313,522.02 × 131,751.91
  4. Step 4: Simplify right side
    227,189.86x = 41,307,124,962.06
  5. Step 5: Solve for x
    x = 41,307,124,962.06/227,189.86
  6. Step 6: Final answer
    x = 181,817.64

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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.