Home / 326,121.11-450,051.74-197,041.62

Finding the Fourth Proportional to 326,121.11, 450,051.74 and 197,041.62

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Solution

The fourth proportional to 326,121.11, 450,051.74 and 197,041.62 is: 271,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,121.11 : 450,051.74 = 197,041.62 : x
  2. Step 2: Convert to fraction form
    326,121.11/450,051.74 = 197,041.62/x
  3. Step 3: Cross multiply
    326,121.11x = 450,051.74 × 197,041.62
  4. Step 4: Simplify right side
    326,121.11x = 88,678,923,933.42
  5. Step 5: Solve for x
    x = 88,678,923,933.42/326,121.11
  6. Step 6: Final answer
    x = 271,920.22

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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.