Home / 114,289.20-171,301.32-67,581.36

Finding the Fourth Proportional to 114,289.20, 171,301.32 and 67,581.36

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Solution

The fourth proportional to 114,289.20, 171,301.32 and 67,581.36 is: 101,293.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,289.20 : 171,301.32 = 67,581.36 : x
  2. Step 2: Convert to fraction form
    114,289.20/171,301.32 = 67,581.36/x
  3. Step 3: Cross multiply
    114,289.20x = 171,301.32 × 67,581.36
  4. Step 4: Simplify right side
    114,289.20x = 11,576,776,175.40
  5. Step 5: Solve for x
    x = 11,576,776,175.40/114,289.20
  6. Step 6: Final answer
    x = 101,293.70

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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.