Home / 152,716.78-229,108.07-46,091.81

Finding the Fourth Proportional to 152,716.78, 229,108.07 and 46,091.81

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Solution

The fourth proportional to 152,716.78, 229,108.07 and 46,091.81 is: 69,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,716.78 : 229,108.07 = 46,091.81 : x
  2. Step 2: Convert to fraction form
    152,716.78/229,108.07 = 46,091.81/x
  3. Step 3: Cross multiply
    152,716.78x = 229,108.07 × 46,091.81
  4. Step 4: Simplify right side
    152,716.78x = 10,560,006,319.91
  5. Step 5: Solve for x
    x = 10,560,006,319.91/152,716.78
  6. Step 6: Final answer
    x = 69,147.65

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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.