Home / 48,327.21-66,742.25-33,258.78

Finding the Fourth Proportional to 48,327.21, 66,742.25 and 33,258.78

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Solution

The fourth proportional to 48,327.21, 66,742.25 and 33,258.78 is: 45,932.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,327.21 : 66,742.25 = 33,258.78 : x
  2. Step 2: Convert to fraction form
    48,327.21/66,742.25 = 33,258.78/x
  3. Step 3: Cross multiply
    48,327.21x = 66,742.25 × 33,258.78
  4. Step 4: Simplify right side
    48,327.21x = 2,219,765,643.16
  5. Step 5: Solve for x
    x = 2,219,765,643.16/48,327.21
  6. Step 6: Final answer
    x = 45,932.00

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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.