Home / 178,740.03-246,558.29-107,078.55

Finding the Fourth Proportional to 178,740.03, 246,558.29 and 107,078.55

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Solution

The fourth proportional to 178,740.03, 246,558.29 and 107,078.55 is: 147,706.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,740.03 : 246,558.29 = 107,078.55 : x
  2. Step 2: Convert to fraction form
    178,740.03/246,558.29 = 107,078.55/x
  3. Step 3: Cross multiply
    178,740.03x = 246,558.29 × 107,078.55
  4. Step 4: Simplify right side
    178,740.03x = 26,401,104,183.68
  5. Step 5: Solve for x
    x = 26,401,104,183.68/178,740.03
  6. Step 6: Final answer
    x = 147,706.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.