Home / 202,634.88-278,097.60-190,763.52

Finding the Fourth Proportional to 202,634.88, 278,097.60 and 190,763.52

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Solution

The fourth proportional to 202,634.88, 278,097.60 and 190,763.52 is: 261,805.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,634.88 : 278,097.60 = 190,763.52 : x
  2. Step 2: Convert to fraction form
    202,634.88/278,097.60 = 190,763.52/x
  3. Step 3: Cross multiply
    202,634.88x = 278,097.60 × 190,763.52
  4. Step 4: Simplify right side
    202,634.88x = 53,050,877,079.55
  5. Step 5: Solve for x
    x = 53,050,877,079.55/202,634.88
  6. Step 6: Final answer
    x = 261,805.26

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.