Home / 152,304.94-210,291.70-122,255.56

Finding the Fourth Proportional to 152,304.94, 210,291.70 and 122,255.56

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Solution

The fourth proportional to 152,304.94, 210,291.70 and 122,255.56 is: 168,801.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,304.94 : 210,291.70 = 122,255.56 : x
  2. Step 2: Convert to fraction form
    152,304.94/210,291.70 = 122,255.56/x
  3. Step 3: Cross multiply
    152,304.94x = 210,291.70 × 122,255.56
  4. Step 4: Simplify right side
    152,304.94x = 25,709,329,546.85
  5. Step 5: Solve for x
    x = 25,709,329,546.85/152,304.94
  6. Step 6: Final answer
    x = 168,801.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.