Home / 149,857.11-224,755.16-55,054.71

Finding the Fourth Proportional to 149,857.11, 224,755.16 and 55,054.71

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Solution

The fourth proportional to 149,857.11, 224,755.16 and 55,054.71 is: 82,570.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,857.11 : 224,755.16 = 55,054.71 : x
  2. Step 2: Convert to fraction form
    149,857.11/224,755.16 = 55,054.71/x
  3. Step 3: Cross multiply
    149,857.11x = 224,755.16 × 55,054.71
  4. Step 4: Simplify right side
    149,857.11x = 12,373,829,879.53
  5. Step 5: Solve for x
    x = 12,373,829,879.53/149,857.11
  6. Step 6: Final answer
    x = 82,570.86

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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.