Home / 76,361.12-114,549.54-26,441.12

Finding the Fourth Proportional to 76,361.12, 114,549.54 and 26,441.12

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Solution

The fourth proportional to 76,361.12, 114,549.54 and 26,441.12 is: 39,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,361.12 : 114,549.54 = 26,441.12 : x
  2. Step 2: Convert to fraction form
    76,361.12/114,549.54 = 26,441.12/x
  3. Step 3: Cross multiply
    76,361.12x = 114,549.54 × 26,441.12
  4. Step 4: Simplify right side
    76,361.12x = 3,028,818,133.08
  5. Step 5: Solve for x
    x = 3,028,818,133.08/76,361.12
  6. Step 6: Final answer
    x = 39,664.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.