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Finding the Fourth Proportional to 87,252.27, 130,871.10 and 34,647.63

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Solution

The fourth proportional to 87,252.27, 130,871.10 and 34,647.63 is: 51,968.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,252.27 : 130,871.10 = 34,647.63 : x
  2. Step 2: Convert to fraction form
    87,252.27/130,871.10 = 34,647.63/x
  3. Step 3: Cross multiply
    87,252.27x = 130,871.10 × 34,647.63
  4. Step 4: Simplify right side
    87,252.27x = 4,534,373,450.49
  5. Step 5: Solve for x
    x = 4,534,373,450.49/87,252.27
  6. Step 6: Final answer
    x = 51,968.54

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1.5x scale

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.