Home / 54,238.99-74,840.90-34,081.60

Finding the Fourth Proportional to 54,238.99, 74,840.90 and 34,081.60

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Solution

The fourth proportional to 54,238.99, 74,840.90 and 34,081.60 is: 47,027.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,238.99 : 74,840.90 = 34,081.60 : x
  2. Step 2: Convert to fraction form
    54,238.99/74,840.90 = 34,081.60/x
  3. Step 3: Cross multiply
    54,238.99x = 74,840.90 × 34,081.60
  4. Step 4: Simplify right side
    54,238.99x = 2,550,697,617.44
  5. Step 5: Solve for x
    x = 2,550,697,617.44/54,238.99
  6. Step 6: Final answer
    x = 47,027.01

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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.