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Finding the Fourth Proportional to 266,041.44, 367,141.68 and 151,317.36

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Solution

The fourth proportional to 266,041.44, 367,141.68 and 151,317.36 is: 208,820.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,041.44 : 367,141.68 = 151,317.36 : x
  2. Step 2: Convert to fraction form
    266,041.44/367,141.68 = 151,317.36/x
  3. Step 3: Cross multiply
    266,041.44x = 367,141.68 × 151,317.36
  4. Step 4: Simplify right side
    266,041.44x = 55,554,909,763.56
  5. Step 5: Solve for x
    x = 55,554,909,763.56/266,041.44
  6. Step 6: Final answer
    x = 208,820.51

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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.