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Finding the Fourth Proportional to 73,464.40, 110,196.60 and 69,835.60

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Solution

The fourth proportional to 73,464.40, 110,196.60 and 69,835.60 is: 104,753.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,464.40 : 110,196.60 = 69,835.60 : x
  2. Step 2: Convert to fraction form
    73,464.40/110,196.60 = 69,835.60/x
  3. Step 3: Cross multiply
    73,464.40x = 110,196.60 × 69,835.60
  4. Step 4: Simplify right side
    73,464.40x = 7,695,645,678.96
  5. Step 5: Solve for x
    x = 7,695,645,678.96/73,464.40
  6. Step 6: Final answer
    x = 104,753.40

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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.