Home / 266,086.02-367,191.63-145,228.80

Finding the Fourth Proportional to 266,086.02, 367,191.63 and 145,228.80

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Solution

The fourth proportional to 266,086.02, 367,191.63 and 145,228.80 is: 200,411.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,086.02 : 367,191.63 = 145,228.80 : x
  2. Step 2: Convert to fraction form
    266,086.02/367,191.63 = 145,228.80/x
  3. Step 3: Cross multiply
    266,086.02x = 367,191.63 × 145,228.80
  4. Step 4: Simplify right side
    266,086.02x = 53,326,799,794.94
  5. Step 5: Solve for x
    x = 53,326,799,794.94/266,086.02
  6. Step 6: Final answer
    x = 200,411.88

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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.