Home / 266,205.53-367,364.40-145,347.86

Finding the Fourth Proportional to 266,205.53, 367,364.40 and 145,347.86

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Solution

The fourth proportional to 266,205.53, 367,364.40 and 145,347.86 is: 200,580.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,205.53 : 367,364.40 = 145,347.86 : x
  2. Step 2: Convert to fraction form
    266,205.53/367,364.40 = 145,347.86/x
  3. Step 3: Cross multiply
    266,205.53x = 367,364.40 × 145,347.86
  4. Step 4: Simplify right side
    266,205.53x = 53,395,629,380.18
  5. Step 5: Solve for x
    x = 53,395,629,380.18/266,205.53
  6. Step 6: Final answer
    x = 200,580.47

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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.