Home / 60,278.09-83,183.36-33,420.61

Finding the Fourth Proportional to 60,278.09, 83,183.36 and 33,420.61

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Solution

The fourth proportional to 60,278.09, 83,183.36 and 33,420.61 is: 46,120.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,278.09 : 83,183.36 = 33,420.61 : x
  2. Step 2: Convert to fraction form
    60,278.09/83,183.36 = 33,420.61/x
  3. Step 3: Cross multiply
    60,278.09x = 83,183.36 × 33,420.61
  4. Step 4: Simplify right side
    60,278.09x = 2,780,038,050.03
  5. Step 5: Solve for x
    x = 2,780,038,050.03/60,278.09
  6. Step 6: Final answer
    x = 46,120.21

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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.