Home / 266,531.59-367,812.97-151,810.21

Finding the Fourth Proportional to 266,531.59, 367,812.97 and 151,810.21

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Solution

The fourth proportional to 266,531.59, 367,812.97 and 151,810.21 is: 209,497.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,531.59 : 367,812.97 = 151,810.21 : x
  2. Step 2: Convert to fraction form
    266,531.59/367,812.97 = 151,810.21/x
  3. Step 3: Cross multiply
    266,531.59x = 367,812.97 × 151,810.21
  4. Step 4: Simplify right side
    266,531.59x = 55,837,764,216.42
  5. Step 5: Solve for x
    x = 55,837,764,216.42/266,531.59
  6. Step 6: Final answer
    x = 209,497.73

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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.