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Finding the Fourth Proportional to 30,295.64, 45,372.92 and 29,244.67

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Solution

The fourth proportional to 30,295.64, 45,372.92 and 29,244.67 is: 43,798.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,295.64 : 45,372.92 = 29,244.67 : x
  2. Step 2: Convert to fraction form
    30,295.64/45,372.92 = 29,244.67/x
  3. Step 3: Cross multiply
    30,295.64x = 45,372.92 × 29,244.67
  4. Step 4: Simplify right side
    30,295.64x = 1,326,916,072.34
  5. Step 5: Solve for x
    x = 1,326,916,072.34/30,295.64
  6. Step 6: Final answer
    x = 43,798.91

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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.