Home / 141,072.84-211,625.32-51,157.92

Finding the Fourth Proportional to 141,072.84, 211,625.32 and 51,157.92

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Solution

The fourth proportional to 141,072.84, 211,625.32 and 51,157.92 is: 76,742.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,072.84 : 211,625.32 = 51,157.92 : x
  2. Step 2: Convert to fraction form
    141,072.84/211,625.32 = 51,157.92/x
  3. Step 3: Cross multiply
    141,072.84x = 211,625.32 × 51,157.92
  4. Step 4: Simplify right side
    141,072.84x = 10,826,311,190.53
  5. Step 5: Solve for x
    x = 10,826,311,190.53/141,072.84
  6. Step 6: Final answer
    x = 76,742.70

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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.