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Finding the Fourth Proportional to 64,674.96, 96,811.94 and 35,019.24

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Solution

The fourth proportional to 64,674.96, 96,811.94 and 35,019.24 is: 52,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,674.96 : 96,811.94 = 35,019.24 : x
  2. Step 2: Convert to fraction form
    64,674.96/96,811.94 = 35,019.24/x
  3. Step 3: Cross multiply
    64,674.96x = 96,811.94 × 35,019.24
  4. Step 4: Simplify right side
    64,674.96x = 3,390,280,561.73
  5. Step 5: Solve for x
    x = 3,390,280,561.73/64,674.96
  6. Step 6: Final answer
    x = 52,420.30

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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.