Home / 134,401.50-201,614.85-39,631.77

Finding the Fourth Proportional to 134,401.50, 201,614.85 and 39,631.77

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Solution

The fourth proportional to 134,401.50, 201,614.85 and 39,631.77 is: 59,451.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,401.50 : 201,614.85 = 39,631.77 : x
  2. Step 2: Convert to fraction form
    134,401.50/201,614.85 = 39,631.77/x
  3. Step 3: Cross multiply
    134,401.50x = 201,614.85 × 39,631.77
  4. Step 4: Simplify right side
    134,401.50x = 7,990,353,363.78
  5. Step 5: Solve for x
    x = 7,990,353,363.78/134,401.50
  6. Step 6: Final answer
    x = 59,451.37

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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.