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Finding the Fourth Proportional to 73,253.60, 109,880.40 and 26,495.54

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Solution

The fourth proportional to 73,253.60, 109,880.40 and 26,495.54 is: 39,743.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,253.60 : 109,880.40 = 26,495.54 : x
  2. Step 2: Convert to fraction form
    73,253.60/109,880.40 = 26,495.54/x
  3. Step 3: Cross multiply
    73,253.60x = 109,880.40 × 26,495.54
  4. Step 4: Simplify right side
    73,253.60x = 2,911,340,533.42
  5. Step 5: Solve for x
    x = 2,911,340,533.42/73,253.60
  6. Step 6: Final answer
    x = 39,743.31

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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.