Home / 129,162.42-193,738.32-44,941.68

Finding the Fourth Proportional to 129,162.42, 193,738.32 and 44,941.68

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Solution

The fourth proportional to 129,162.42, 193,738.32 and 44,941.68 is: 67,410.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,162.42 : 193,738.32 = 44,941.68 : x
  2. Step 2: Convert to fraction form
    129,162.42/193,738.32 = 44,941.68/x
  3. Step 3: Cross multiply
    129,162.42x = 193,738.32 × 44,941.68
  4. Step 4: Simplify right side
    129,162.42x = 8,706,925,581.18
  5. Step 5: Solve for x
    x = 8,706,925,581.18/129,162.42
  6. Step 6: Final answer
    x = 67,410.67

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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.