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Finding the Fourth Proportional to 266,057.40, 367,167.80 and 151,333.09

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Solution

The fourth proportional to 266,057.40, 367,167.80 and 151,333.09 is: 208,844.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,057.40 : 367,167.80 = 151,333.09 : x
  2. Step 2: Convert to fraction form
    266,057.40/367,167.80 = 151,333.09/x
  3. Step 3: Cross multiply
    266,057.40x = 367,167.80 × 151,333.09
  4. Step 4: Simplify right side
    266,057.40x = 55,564,637,722.50
  5. Step 5: Solve for x
    x = 55,564,637,722.50/266,057.40
  6. Step 6: Final answer
    x = 208,844.55

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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.