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Finding the Fourth Proportional to 64,373.34, 96,524.94 and 19,388.10

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Solution

The fourth proportional to 64,373.34, 96,524.94 and 19,388.10 is: 29,071.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,373.34 : 96,524.94 = 19,388.10 : x
  2. Step 2: Convert to fraction form
    64,373.34/96,524.94 = 19,388.10/x
  3. Step 3: Cross multiply
    64,373.34x = 96,524.94 × 19,388.10
  4. Step 4: Simplify right side
    64,373.34x = 1,871,435,189.21
  5. Step 5: Solve for x
    x = 1,871,435,189.21/64,373.34
  6. Step 6: Final answer
    x = 29,071.59

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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.