Home / 136,536.18-204,814.53-43,039.50

Finding the Fourth Proportional to 136,536.18, 204,814.53 and 43,039.50

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Solution

The fourth proportional to 136,536.18, 204,814.53 and 43,039.50 is: 64,562.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,536.18 : 204,814.53 = 43,039.50 : x
  2. Step 2: Convert to fraction form
    136,536.18/204,814.53 = 43,039.50/x
  3. Step 3: Cross multiply
    136,536.18x = 204,814.53 × 43,039.50
  4. Step 4: Simplify right side
    136,536.18x = 8,815,114,963.94
  5. Step 5: Solve for x
    x = 8,815,114,963.94/136,536.18
  6. Step 6: Final answer
    x = 64,562.48

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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.