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Finding the Fourth Proportional to 93,041.44, 139,608.32 and 36,880.31

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Solution

The fourth proportional to 93,041.44, 139,608.32 and 36,880.31 is: 55,338.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,041.44 : 139,608.32 = 36,880.31 : x
  2. Step 2: Convert to fraction form
    93,041.44/139,608.32 = 36,880.31/x
  3. Step 3: Cross multiply
    93,041.44x = 139,608.32 × 36,880.31
  4. Step 4: Simplify right side
    93,041.44x = 5,148,798,284.80
  5. Step 5: Solve for x
    x = 5,148,798,284.80/93,041.44
  6. Step 6: Final answer
    x = 55,338.77

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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.