Home / 122,304.21-183,453.89-69,600.75

Finding the Fourth Proportional to 122,304.21, 183,453.89 and 69,600.75

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Solution

The fourth proportional to 122,304.21, 183,453.89 and 69,600.75 is: 104,399.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,304.21 : 183,453.89 = 69,600.75 : x
  2. Step 2: Convert to fraction form
    122,304.21/183,453.89 = 69,600.75/x
  3. Step 3: Cross multiply
    122,304.21x = 183,453.89 × 69,600.75
  4. Step 4: Simplify right side
    122,304.21x = 12,768,527,986.41
  5. Step 5: Solve for x
    x = 12,768,527,986.41/122,304.21
  6. Step 6: Final answer
    x = 104,399.74

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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.