Home / 54,133.56-81,197.76-14,152.56

Finding the Fourth Proportional to 54,133.56, 81,197.76 and 14,152.56

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Solution

The fourth proportional to 54,133.56, 81,197.76 and 14,152.56 is: 21,228.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,133.56 : 81,197.76 = 14,152.56 : x
  2. Step 2: Convert to fraction form
    54,133.56/81,197.76 = 14,152.56/x
  3. Step 3: Cross multiply
    54,133.56x = 81,197.76 × 14,152.56
  4. Step 4: Simplify right side
    54,133.56x = 1,149,156,170.27
  5. Step 5: Solve for x
    x = 1,149,156,170.27/54,133.56
  6. Step 6: Final answer
    x = 21,228.17

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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.