Home / 93,452.35-140,129.26-40,800.32

Finding the Fourth Proportional to 93,452.35, 140,129.26 and 40,800.32

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Solution

The fourth proportional to 93,452.35, 140,129.26 and 40,800.32 is: 61,178.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,452.35 : 140,129.26 = 40,800.32 : x
  2. Step 2: Convert to fraction form
    93,452.35/140,129.26 = 40,800.32/x
  3. Step 3: Cross multiply
    93,452.35x = 140,129.26 × 40,800.32
  4. Step 4: Simplify right side
    93,452.35x = 5,717,318,711.44
  5. Step 5: Solve for x
    x = 5,717,318,711.44/93,452.35
  6. Step 6: Final answer
    x = 61,178.97

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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.