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Finding the Fourth Proportional to 64,530.70, 96,808.29 and 22,409.14

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Solution

The fourth proportional to 64,530.70, 96,808.29 and 22,409.14 is: 33,617.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,530.70 : 96,808.29 = 22,409.14 : x
  2. Step 2: Convert to fraction form
    64,530.70/96,808.29 = 22,409.14/x
  3. Step 3: Cross multiply
    64,530.70x = 96,808.29 × 22,409.14
  4. Step 4: Simplify right side
    64,530.70x = 2,169,390,523.77
  5. Step 5: Solve for x
    x = 2,169,390,523.77/64,530.70
  6. Step 6: Final answer
    x = 33,617.96

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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.