Home / 210,676.46-290,733.52-115,183.16

Finding the Fourth Proportional to 210,676.46, 290,733.52 and 115,183.16

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Solution

The fourth proportional to 210,676.46, 290,733.52 and 115,183.16 is: 158,952.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,676.46 : 290,733.52 = 115,183.16 : x
  2. Step 2: Convert to fraction form
    210,676.46/290,733.52 = 115,183.16/x
  3. Step 3: Cross multiply
    210,676.46x = 290,733.52 × 115,183.16
  4. Step 4: Simplify right side
    210,676.46x = 33,487,605,551.52
  5. Step 5: Solve for x
    x = 33,487,605,551.52/210,676.46
  6. Step 6: Final answer
    x = 158,952.76

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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.