Home / 266,232.88-367,416.34-145,385.40

Finding the Fourth Proportional to 266,232.88, 367,416.34 and 145,385.40

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Solution

The fourth proportional to 266,232.88, 367,416.34 and 145,385.40 is: 200,640.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,232.88 : 367,416.34 = 145,385.40 : x
  2. Step 2: Convert to fraction form
    266,232.88/367,416.34 = 145,385.40/x
  3. Step 3: Cross multiply
    266,232.88x = 367,416.34 × 145,385.40
  4. Step 4: Simplify right side
    266,232.88x = 53,416,971,557.44
  5. Step 5: Solve for x
    x = 53,416,971,557.44/266,232.88
  6. Step 6: Final answer
    x = 200,640.02

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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.