Home / 123,692.25-170,589.91-95,081.16

Finding the Fourth Proportional to 123,692.25, 170,589.91 and 95,081.16

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Solution

The fourth proportional to 123,692.25, 170,589.91 and 95,081.16 is: 131,130.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,692.25 : 170,589.91 = 95,081.16 : x
  2. Step 2: Convert to fraction form
    123,692.25/170,589.91 = 95,081.16/x
  3. Step 3: Cross multiply
    123,692.25x = 170,589.91 × 95,081.16
  4. Step 4: Simplify right side
    123,692.25x = 16,219,886,527.10
  5. Step 5: Solve for x
    x = 16,219,886,527.10/123,692.25
  6. Step 6: Final answer
    x = 131,130.98

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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.