Home / 210,199.24-290,074.96-134,747.76

Finding the Fourth Proportional to 210,199.24, 290,074.96 and 134,747.76

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Solution

The fourth proportional to 210,199.24, 290,074.96 and 134,747.76 is: 185,951.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,199.24 : 290,074.96 = 134,747.76 : x
  2. Step 2: Convert to fraction form
    210,199.24/290,074.96 = 134,747.76/x
  3. Step 3: Cross multiply
    210,199.24x = 290,074.96 × 134,747.76
  4. Step 4: Simplify right side
    210,199.24x = 39,086,951,092.09
  5. Step 5: Solve for x
    x = 39,086,951,092.09/210,199.24
  6. Step 6: Final answer
    x = 185,951.91

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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.