Home / 75,427.32-104,003.82-48,166.68

Finding the Fourth Proportional to 75,427.32, 104,003.82 and 48,166.68

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Solution

The fourth proportional to 75,427.32, 104,003.82 and 48,166.68 is: 66,415.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,427.32 : 104,003.82 = 48,166.68 : x
  2. Step 2: Convert to fraction form
    75,427.32/104,003.82 = 48,166.68/x
  3. Step 3: Cross multiply
    75,427.32x = 104,003.82 × 48,166.68
  4. Step 4: Simplify right side
    75,427.32x = 5,009,518,716.72
  5. Step 5: Solve for x
    x = 5,009,518,716.72/75,427.32
  6. Step 6: Final answer
    x = 66,415.18

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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.