Home / 90,136.38-135,194.24-23,582.93

Finding the Fourth Proportional to 90,136.38, 135,194.24 and 23,582.93

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Solution

The fourth proportional to 90,136.38, 135,194.24 and 23,582.93 is: 35,371.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,136.38 : 135,194.24 = 23,582.93 : x
  2. Step 2: Convert to fraction form
    90,136.38/135,194.24 = 23,582.93/x
  3. Step 3: Cross multiply
    90,136.38x = 135,194.24 × 23,582.93
  4. Step 4: Simplify right side
    90,136.38x = 3,188,276,298.32
  5. Step 5: Solve for x
    x = 3,188,276,298.32/90,136.38
  6. Step 6: Final answer
    x = 35,371.69

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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.