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Finding the Fourth Proportional to 64,249.67, 88,663.16 and 35,567.67

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Solution

The fourth proportional to 64,249.67, 88,663.16 and 35,567.67 is: 49,082.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,249.67 : 88,663.16 = 35,567.67 : x
  2. Step 2: Convert to fraction form
    64,249.67/88,663.16 = 35,567.67/x
  3. Step 3: Cross multiply
    64,249.67x = 88,663.16 × 35,567.67
  4. Step 4: Simplify right side
    64,249.67x = 3,153,541,838.20
  5. Step 5: Solve for x
    x = 3,153,541,838.20/64,249.67
  6. Step 6: Final answer
    x = 49,082.62

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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.