Home / 235,514.44-353,985.39-155,824.21

Finding the Fourth Proportional to 235,514.44, 353,985.39 and 155,824.21

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Solution

The fourth proportional to 235,514.44, 353,985.39 and 155,824.21 is: 234,208.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,514.44 : 353,985.39 = 155,824.21 : x
  2. Step 2: Convert to fraction form
    235,514.44/353,985.39 = 155,824.21/x
  3. Step 3: Cross multiply
    235,514.44x = 353,985.39 × 155,824.21
  4. Step 4: Simplify right side
    235,514.44x = 55,159,493,748.29
  5. Step 5: Solve for x
    x = 55,159,493,748.29/235,514.44
  6. Step 6: Final answer
    x = 234,208.54

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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.