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Finding the Fourth Proportional to 136,137.22, 204,332.22 and 69,624.88

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Solution

The fourth proportional to 136,137.22, 204,332.22 and 69,624.88 is: 104,501.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,137.22 : 204,332.22 = 69,624.88 : x
  2. Step 2: Convert to fraction form
    136,137.22/204,332.22 = 69,624.88/x
  3. Step 3: Cross multiply
    136,137.22x = 204,332.22 × 69,624.88
  4. Step 4: Simplify right side
    136,137.22x = 14,226,606,297.63
  5. Step 5: Solve for x
    x = 14,226,606,297.63/136,137.22
  6. Step 6: Final answer
    x = 104,501.96

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1.5x scale

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.