Home / 125,956.56-188,013.26-111,010.16

Finding the Fourth Proportional to 125,956.56, 188,013.26 and 111,010.16

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Solution

The fourth proportional to 125,956.56, 188,013.26 and 111,010.16 is: 165,703.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,956.56 : 188,013.26 = 111,010.16 : x
  2. Step 2: Convert to fraction form
    125,956.56/188,013.26 = 111,010.16/x
  3. Step 3: Cross multiply
    125,956.56x = 188,013.26 × 111,010.16
  4. Step 4: Simplify right side
    125,956.56x = 20,871,382,074.72
  5. Step 5: Solve for x
    x = 20,871,382,074.72/125,956.56
  6. Step 6: Final answer
    x = 165,703.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.