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Finding the Fourth Proportional to 64,351.60, 96,450.60 and 26,911.60

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Solution

The fourth proportional to 64,351.60, 96,450.60 and 26,911.60 is: 40,335.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,351.60 : 96,450.60 = 26,911.60 : x
  2. Step 2: Convert to fraction form
    64,351.60/96,450.60 = 26,911.60/x
  3. Step 3: Cross multiply
    64,351.60x = 96,450.60 × 26,911.60
  4. Step 4: Simplify right side
    64,351.60x = 2,595,639,966.96
  5. Step 5: Solve for x
    x = 2,595,639,966.96/64,351.60
  6. Step 6: Final answer
    x = 40,335.28

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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.