Home / 136,536.44-204,534.32-64,390.55

Finding the Fourth Proportional to 136,536.44, 204,534.32 and 64,390.55

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Solution

The fourth proportional to 136,536.44, 204,534.32 and 64,390.55 is: 96,458.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,536.44 : 204,534.32 = 64,390.55 : x
  2. Step 2: Convert to fraction form
    136,536.44/204,534.32 = 64,390.55/x
  3. Step 3: Cross multiply
    136,536.44x = 204,534.32 × 64,390.55
  4. Step 4: Simplify right side
    136,536.44x = 13,170,076,014.05
  5. Step 5: Solve for x
    x = 13,170,076,014.05/136,536.44
  6. Step 6: Final answer
    x = 96,458.33

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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.