Home / 65,383.36-90,226.38-37,088.44

Finding the Fourth Proportional to 65,383.36, 90,226.38 and 37,088.44

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Solution

The fourth proportional to 65,383.36, 90,226.38 and 37,088.44 is: 51,180.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,383.36 : 90,226.38 = 37,088.44 : x
  2. Step 2: Convert to fraction form
    65,383.36/90,226.38 = 37,088.44/x
  3. Step 3: Cross multiply
    65,383.36x = 90,226.38 × 37,088.44
  4. Step 4: Simplify right side
    65,383.36x = 3,346,355,681.05
  5. Step 5: Solve for x
    x = 3,346,355,681.05/65,383.36
  6. Step 6: Final answer
    x = 51,180.54

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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.