Home / 245,088.21-367,632.57-76,609.43

Finding the Fourth Proportional to 245,088.21, 367,632.57 and 76,609.43

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Solution

The fourth proportional to 245,088.21, 367,632.57 and 76,609.43 is: 114,914.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,088.21 : 367,632.57 = 76,609.43 : x
  2. Step 2: Convert to fraction form
    245,088.21/367,632.57 = 76,609.43/x
  3. Step 3: Cross multiply
    245,088.21x = 367,632.57 × 76,609.43
  4. Step 4: Simplify right side
    245,088.21x = 28,164,121,464.88
  5. Step 5: Solve for x
    x = 28,164,121,464.88/245,088.21
  6. Step 6: Final answer
    x = 114,914.22

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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.