Home / 135,515.73-203,305.89-46,770

Finding the Fourth Proportional to 135,515.73, 203,305.89 and 46,770

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Solution

The fourth proportional to 135,515.73, 203,305.89 and 46,770 is: 70,166.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,515.73 : 203,305.89 = 46,770 : x
  2. Step 2: Convert to fraction form
    135,515.73/203,305.89 = 46,770/x
  3. Step 3: Cross multiply
    135,515.73x = 203,305.89 × 46,770
  4. Step 4: Simplify right side
    135,515.73x = 9,508,616,475.30
  5. Step 5: Solve for x
    x = 9,508,616,475.30/135,515.73
  6. Step 6: Final answer
    x = 70,166.15

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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.