Home / 266,216.58-367,386.45-145,365.54

Finding the Fourth Proportional to 266,216.58, 367,386.45 and 145,365.54

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Solution

The fourth proportional to 266,216.58, 367,386.45 and 145,365.54 is: 200,608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,216.58 : 367,386.45 = 145,365.54 : x
  2. Step 2: Convert to fraction form
    266,216.58/367,386.45 = 145,365.54/x
  3. Step 3: Cross multiply
    266,216.58x = 367,386.45 × 145,365.54
  4. Step 4: Simplify right side
    266,216.58x = 53,405,329,692.93
  5. Step 5: Solve for x
    x = 53,405,329,692.93/266,216.58
  6. Step 6: Final answer
    x = 200,608.58

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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.