Home / 75,808.06-104,616.90-41,817.64

Finding the Fourth Proportional to 75,808.06, 104,616.90 and 41,817.64

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Solution

The fourth proportional to 75,808.06, 104,616.90 and 41,817.64 is: 57,709.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,808.06 : 104,616.90 = 41,817.64 : x
  2. Step 2: Convert to fraction form
    75,808.06/104,616.90 = 41,817.64/x
  3. Step 3: Cross multiply
    75,808.06x = 104,616.90 × 41,817.64
  4. Step 4: Simplify right side
    75,808.06x = 4,374,831,862.12
  5. Step 5: Solve for x
    x = 4,374,831,862.12/75,808.06
  6. Step 6: Final answer
    x = 57,709.32

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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.