Home / 210,759.44-290,846.04-115,265.12

Finding the Fourth Proportional to 210,759.44, 290,846.04 and 115,265.12

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Solution

The fourth proportional to 210,759.44, 290,846.04 and 115,265.12 is: 159,064.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,759.44 : 290,846.04 = 115,265.12 : x
  2. Step 2: Convert to fraction form
    210,759.44/290,846.04 = 115,265.12/x
  3. Step 3: Cross multiply
    210,759.44x = 290,846.04 × 115,265.12
  4. Step 4: Simplify right side
    210,759.44x = 33,524,403,702.12
  5. Step 5: Solve for x
    x = 33,524,403,702.12/210,759.44
  6. Step 6: Final answer
    x = 159,064.78

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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.