Home / 263,860.41-364,117.62-142,999.10

Finding the Fourth Proportional to 263,860.41, 364,117.62 and 142,999.10

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Solution

The fourth proportional to 263,860.41, 364,117.62 and 142,999.10 is: 197,333.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,860.41 : 364,117.62 = 142,999.10 : x
  2. Step 2: Convert to fraction form
    263,860.41/364,117.62 = 142,999.10/x
  3. Step 3: Cross multiply
    263,860.41x = 364,117.62 × 142,999.10
  4. Step 4: Simplify right side
    263,860.41x = 52,068,492,309.88
  5. Step 5: Solve for x
    x = 52,068,492,309.88/263,860.41
  6. Step 6: Final answer
    x = 197,333.48

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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.