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Finding the Fourth Proportional to 64,313.03, 96,473.19 and 19,946.09

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Solution

The fourth proportional to 64,313.03, 96,473.19 and 19,946.09 is: 29,920.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,313.03 : 96,473.19 = 19,946.09 : x
  2. Step 2: Convert to fraction form
    64,313.03/96,473.19 = 19,946.09/x
  3. Step 3: Cross multiply
    64,313.03x = 96,473.19 × 19,946.09
  4. Step 4: Simplify right side
    64,313.03x = 1,924,262,930.33
  5. Step 5: Solve for x
    x = 1,924,262,930.33/64,313.03
  6. Step 6: Final answer
    x = 29,920.27

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1.5x scale

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.