Home / 48,311.21-66,670.16-36,190.22

Finding the Fourth Proportional to 48,311.21, 66,670.16 and 36,190.22

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Solution

The fourth proportional to 48,311.21, 66,670.16 and 36,190.22 is: 49,943.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,311.21 : 66,670.16 = 36,190.22 : x
  2. Step 2: Convert to fraction form
    48,311.21/66,670.16 = 36,190.22/x
  3. Step 3: Cross multiply
    48,311.21x = 66,670.16 × 36,190.22
  4. Step 4: Simplify right side
    48,311.21x = 2,412,807,736.40
  5. Step 5: Solve for x
    x = 2,412,807,736.40/48,311.21
  6. Step 6: Final answer
    x = 49,943.02

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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.