Home / 266,155.46-367,302.77-145,304.57

Finding the Fourth Proportional to 266,155.46, 367,302.77 and 145,304.57

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Solution

The fourth proportional to 266,155.46, 367,302.77 and 145,304.57 is: 200,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,155.46 : 367,302.77 = 145,304.57 : x
  2. Step 2: Convert to fraction form
    266,155.46/367,302.77 = 145,304.57/x
  3. Step 3: Cross multiply
    266,155.46x = 367,302.77 × 145,304.57
  4. Step 4: Simplify right side
    266,155.46x = 53,370,771,054.66
  5. Step 5: Solve for x
    x = 53,370,771,054.66/266,155.46
  6. Step 6: Final answer
    x = 200,524.80

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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.