Home / 178,771.35-246,689.78-98,194.71

Finding the Fourth Proportional to 178,771.35, 246,689.78 and 98,194.71

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Solution

The fourth proportional to 178,771.35, 246,689.78 and 98,194.71 is: 135,500.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,771.35 : 246,689.78 = 98,194.71 : x
  2. Step 2: Convert to fraction form
    178,771.35/246,689.78 = 98,194.71/x
  3. Step 3: Cross multiply
    178,771.35x = 246,689.78 × 98,194.71
  4. Step 4: Simplify right side
    178,771.35x = 24,223,630,916.09
  5. Step 5: Solve for x
    x = 24,223,630,916.09/178,771.35
  6. Step 6: Final answer
    x = 135,500.63

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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.