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Finding the Fourth Proportional to 64,216.60, 96,325.20 and 22,663.60

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Solution

The fourth proportional to 64,216.60, 96,325.20 and 22,663.60 is: 33,995.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,216.60 : 96,325.20 = 22,663.60 : x
  2. Step 2: Convert to fraction form
    64,216.60/96,325.20 = 22,663.60/x
  3. Step 3: Cross multiply
    64,216.60x = 96,325.20 × 22,663.60
  4. Step 4: Simplify right side
    64,216.60x = 2,183,075,802.72
  5. Step 5: Solve for x
    x = 2,183,075,802.72/64,216.60
  6. Step 6: Final answer
    x = 33,995.51

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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.