Home / 114,328.64-171,450.84-39,429.56

Finding the Fourth Proportional to 114,328.64, 171,450.84 and 39,429.56

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Solution

The fourth proportional to 114,328.64, 171,450.84 and 39,429.56 is: 59,129.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,328.64 : 171,450.84 = 39,429.56 : x
  2. Step 2: Convert to fraction form
    114,328.64/171,450.84 = 39,429.56/x
  3. Step 3: Cross multiply
    114,328.64x = 171,450.84 × 39,429.56
  4. Step 4: Simplify right side
    114,328.64x = 6,760,231,182.83
  5. Step 5: Solve for x
    x = 6,760,231,182.83/114,328.64
  6. Step 6: Final answer
    x = 59,129.81

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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.