Home / 266,418.06-367,681.89-145,577.25

Finding the Fourth Proportional to 266,418.06, 367,681.89 and 145,577.25

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Solution

The fourth proportional to 266,418.06, 367,681.89 and 145,577.25 is: 200,910.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,418.06 : 367,681.89 = 145,577.25 : x
  2. Step 2: Convert to fraction form
    266,418.06/367,681.89 = 145,577.25/x
  3. Step 3: Cross multiply
    266,418.06x = 367,681.89 × 145,577.25
  4. Step 4: Simplify right side
    266,418.06x = 53,526,118,421.00
  5. Step 5: Solve for x
    x = 53,526,118,421.00/266,418.06
  6. Step 6: Final answer
    x = 200,910.25

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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.