Home / 90,353.05-135,536.24-23,792.72

Finding the Fourth Proportional to 90,353.05, 135,536.24 and 23,792.72

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Solution

The fourth proportional to 90,353.05, 135,536.24 and 23,792.72 is: 35,690.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,353.05 : 135,536.24 = 23,792.72 : x
  2. Step 2: Convert to fraction form
    90,353.05/135,536.24 = 23,792.72/x
  3. Step 3: Cross multiply
    90,353.05x = 135,536.24 × 23,792.72
  4. Step 4: Simplify right side
    90,353.05x = 3,224,775,519.79
  5. Step 5: Solve for x
    x = 3,224,775,519.79/90,353.05
  6. Step 6: Final answer
    x = 35,690.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.