Home / 55,270.35-76,273.08-30,119.85

Finding the Fourth Proportional to 55,270.35, 76,273.08 and 30,119.85

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Solution

The fourth proportional to 55,270.35, 76,273.08 and 30,119.85 is: 41,565.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,270.35 : 76,273.08 = 30,119.85 : x
  2. Step 2: Convert to fraction form
    55,270.35/76,273.08 = 30,119.85/x
  3. Step 3: Cross multiply
    55,270.35x = 76,273.08 × 30,119.85
  4. Step 4: Simplify right side
    55,270.35x = 2,297,333,728.64
  5. Step 5: Solve for x
    x = 2,297,333,728.64/55,270.35
  6. Step 6: Final answer
    x = 41,565.39

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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.