Home / 448,614.12-673,061.58-133,072.68

Finding the Fourth Proportional to 448,614.12, 673,061.58 and 133,072.68

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Solution

The fourth proportional to 448,614.12, 673,061.58 and 133,072.68 is: 199,650.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,614.12 : 673,061.58 = 133,072.68 : x
  2. Step 2: Convert to fraction form
    448,614.12/673,061.58 = 133,072.68/x
  3. Step 3: Cross multiply
    448,614.12x = 673,061.58 × 133,072.68
  4. Step 4: Simplify right side
    448,614.12x = 89,566,108,255.63
  5. Step 5: Solve for x
    x = 89,566,108,255.63/448,614.12
  6. Step 6: Final answer
    x = 199,650.67

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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.