Home / 60,181.08-90,282.72-20,196.12

Finding the Fourth Proportional to 60,181.08, 90,282.72 and 20,196.12

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Solution

The fourth proportional to 60,181.08, 90,282.72 and 20,196.12 is: 30,297.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,181.08 : 90,282.72 = 20,196.12 : x
  2. Step 2: Convert to fraction form
    60,181.08/90,282.72 = 20,196.12/x
  3. Step 3: Cross multiply
    60,181.08x = 90,282.72 × 20,196.12
  4. Step 4: Simplify right side
    60,181.08x = 1,823,360,647.05
  5. Step 5: Solve for x
    x = 1,823,360,647.05/60,181.08
  6. Step 6: Final answer
    x = 30,297.91

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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.