Home / 146,025.42-218,954.07-57,174.90

Finding the Fourth Proportional to 146,025.42, 218,954.07 and 57,174.90

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Solution

The fourth proportional to 146,025.42, 218,954.07 and 57,174.90 is: 85,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,025.42 : 218,954.07 = 57,174.90 : x
  2. Step 2: Convert to fraction form
    146,025.42/218,954.07 = 57,174.90/x
  3. Step 3: Cross multiply
    146,025.42x = 218,954.07 × 57,174.90
  4. Step 4: Simplify right side
    146,025.42x = 12,518,677,056.84
  5. Step 5: Solve for x
    x = 12,518,677,056.84/146,025.42
  6. Step 6: Final answer
    x = 85,729.44

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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.