Home / 501,136.25-751,814.96-146,178.05

Finding the Fourth Proportional to 501,136.25, 751,814.96 and 146,178.05

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Solution

The fourth proportional to 501,136.25, 751,814.96 and 146,178.05 is: 219,299.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,136.25 : 751,814.96 = 146,178.05 : x
  2. Step 2: Convert to fraction form
    501,136.25/751,814.96 = 146,178.05/x
  3. Step 3: Cross multiply
    501,136.25x = 751,814.96 × 146,178.05
  4. Step 4: Simplify right side
    501,136.25x = 109,898,840,323.66
  5. Step 5: Solve for x
    x = 109,898,840,323.66/501,136.25
  6. Step 6: Final answer
    x = 219,299.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.