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Finding the Fourth Proportional to 501,252.52, 751,922.97 and 141,426.51

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Solution

The fourth proportional to 501,252.52, 751,922.97 and 141,426.51 is: 212,152.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,252.52 : 751,922.97 = 141,426.51 : x
  2. Step 2: Convert to fraction form
    501,252.52/751,922.97 = 141,426.51/x
  3. Step 3: Cross multiply
    501,252.52x = 751,922.97 × 141,426.51
  4. Step 4: Simplify right side
    501,252.52x = 106,341,841,435.94
  5. Step 5: Solve for x
    x = 106,341,841,435.94/501,252.52
  6. Step 6: Final answer
    x = 212,152.23

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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.