Home / 152,561.12-228,857.04-40,249.10

Finding the Fourth Proportional to 152,561.12, 228,857.04 and 40,249.10

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Solution

The fourth proportional to 152,561.12, 228,857.04 and 40,249.10 is: 60,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,561.12 : 228,857.04 = 40,249.10 : x
  2. Step 2: Convert to fraction form
    152,561.12/228,857.04 = 40,249.10/x
  3. Step 3: Cross multiply
    152,561.12x = 228,857.04 × 40,249.10
  4. Step 4: Simplify right side
    152,561.12x = 9,211,289,888.66
  5. Step 5: Solve for x
    x = 9,211,289,888.66/152,561.12
  6. Step 6: Final answer
    x = 60,377.70

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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.