Home / 291,282.08-402,093.15-195,844.10

Finding the Fourth Proportional to 291,282.08, 402,093.15 and 195,844.10

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Solution

The fourth proportional to 291,282.08, 402,093.15 and 195,844.10 is: 270,348.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,282.08 : 402,093.15 = 195,844.10 : x
  2. Step 2: Convert to fraction form
    291,282.08/402,093.15 = 195,844.10/x
  3. Step 3: Cross multiply
    291,282.08x = 402,093.15 × 195,844.10
  4. Step 4: Simplify right side
    291,282.08x = 78,747,571,077.92
  5. Step 5: Solve for x
    x = 78,747,571,077.92/291,282.08
  6. Step 6: Final answer
    x = 270,348.15

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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.