Home / 266,136.09-367,255.02-151,403.97

Finding the Fourth Proportional to 266,136.09, 367,255.02 and 151,403.97

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Solution

The fourth proportional to 266,136.09, 367,255.02 and 151,403.97 is: 208,930.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,136.09 : 367,255.02 = 151,403.97 : x
  2. Step 2: Convert to fraction form
    266,136.09/367,255.02 = 151,403.97/x
  3. Step 3: Cross multiply
    266,136.09x = 367,255.02 × 151,403.97
  4. Step 4: Simplify right side
    266,136.09x = 55,603,868,030.43
  5. Step 5: Solve for x
    x = 55,603,868,030.43/266,136.09
  6. Step 6: Final answer
    x = 208,930.21

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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.