Home / 227,125.02-313,443.10-131,661.66

Finding the Fourth Proportional to 227,125.02, 313,443.10 and 131,661.66

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Solution

The fourth proportional to 227,125.02, 313,443.10 and 131,661.66 is: 181,699.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,125.02 : 313,443.10 = 131,661.66 : x
  2. Step 2: Convert to fraction form
    227,125.02/313,443.10 = 131,661.66/x
  3. Step 3: Cross multiply
    227,125.02x = 313,443.10 × 131,661.66
  4. Step 4: Simplify right side
    227,125.02x = 41,268,438,861.55
  5. Step 5: Solve for x
    x = 41,268,438,861.55/227,125.02
  6. Step 6: Final answer
    x = 181,699.22

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1.5x scale

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.