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Finding the Fourth Proportional to 108,871.38, 150,244.88 and 59,813.63

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Solution

The fourth proportional to 108,871.38, 150,244.88 and 59,813.63 is: 82,544.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,871.38 : 150,244.88 = 59,813.63 : x
  2. Step 2: Convert to fraction form
    108,871.38/150,244.88 = 59,813.63/x
  3. Step 3: Cross multiply
    108,871.38x = 150,244.88 × 59,813.63
  4. Step 4: Simplify right side
    108,871.38x = 8,986,691,174.84
  5. Step 5: Solve for x
    x = 8,986,691,174.84/108,871.38
  6. Step 6: Final answer
    x = 82,544.11

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1.5x scale

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.