Home / 263,482.66-363,606.15-142,623.55

Finding the Fourth Proportional to 263,482.66, 363,606.15 and 142,623.55

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Solution

The fourth proportional to 263,482.66, 363,606.15 and 142,623.55 is: 196,820.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,482.66 : 363,606.15 = 142,623.55 : x
  2. Step 2: Convert to fraction form
    263,482.66/363,606.15 = 142,623.55/x
  3. Step 3: Cross multiply
    263,482.66x = 363,606.15 × 142,623.55
  4. Step 4: Simplify right side
    263,482.66x = 51,858,799,914.83
  5. Step 5: Solve for x
    x = 51,858,799,914.83/263,482.66
  6. Step 6: Final answer
    x = 196,820.54

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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.