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Finding the Fourth Proportional to 64,369.34, 88,828.35 and 35,297.30

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Solution

The fourth proportional to 64,369.34, 88,828.35 and 35,297.30 is: 48,709.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,369.34 : 88,828.35 = 35,297.30 : x
  2. Step 2: Convert to fraction form
    64,369.34/88,828.35 = 35,297.30/x
  3. Step 3: Cross multiply
    64,369.34x = 88,828.35 × 35,297.30
  4. Step 4: Simplify right side
    64,369.34x = 3,135,400,918.46
  5. Step 5: Solve for x
    x = 3,135,400,918.46/64,369.34
  6. Step 6: Final answer
    x = 48,709.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.