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Finding the Fourth Proportional to 101,846.57, 140,548.07 and 56,525.11

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Solution

The fourth proportional to 101,846.57, 140,548.07 and 56,525.11 is: 78,004.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,846.57 : 140,548.07 = 56,525.11 : x
  2. Step 2: Convert to fraction form
    101,846.57/140,548.07 = 56,525.11/x
  3. Step 3: Cross multiply
    101,846.57x = 140,548.07 × 56,525.11
  4. Step 4: Simplify right side
    101,846.57x = 7,944,494,906.98
  5. Step 5: Solve for x
    x = 7,944,494,906.98/101,846.57
  6. Step 6: Final answer
    x = 78,004.54

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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.