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Finding the Fourth Proportional to 64,215.60, 96,323.70 and 22,662.60

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Solution

The fourth proportional to 64,215.60, 96,323.70 and 22,662.60 is: 33,994.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,215.60 : 96,323.70 = 22,662.60 : x
  2. Step 2: Convert to fraction form
    64,215.60/96,323.70 = 22,662.60/x
  3. Step 3: Cross multiply
    64,215.60x = 96,323.70 × 22,662.60
  4. Step 4: Simplify right side
    64,215.60x = 2,182,945,483.62
  5. Step 5: Solve for x
    x = 2,182,945,483.62/64,215.60
  6. Step 6: Final answer
    x = 33,994.01

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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.