Home / 276,323.16-381,372.57-160,019.73

Finding the Fourth Proportional to 276,323.16, 381,372.57 and 160,019.73

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Solution

The fourth proportional to 276,323.16, 381,372.57 and 160,019.73 is: 220,854.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,323.16 : 381,372.57 = 160,019.73 : x
  2. Step 2: Convert to fraction form
    276,323.16/381,372.57 = 160,019.73/x
  3. Step 3: Cross multiply
    276,323.16x = 381,372.57 × 160,019.73
  4. Step 4: Simplify right side
    276,323.16x = 61,027,135,680.81
  5. Step 5: Solve for x
    x = 61,027,135,680.81/276,323.16
  6. Step 6: Final answer
    x = 220,854.22

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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.