Home / 175,262.25-262,893.26-42,142.47

Finding the Fourth Proportional to 175,262.25, 262,893.26 and 42,142.47

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Solution

The fourth proportional to 175,262.25, 262,893.26 and 42,142.47 is: 63,213.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,262.25 : 262,893.26 = 42,142.47 : x
  2. Step 2: Convert to fraction form
    175,262.25/262,893.26 = 42,142.47/x
  3. Step 3: Cross multiply
    175,262.25x = 262,893.26 × 42,142.47
  4. Step 4: Simplify right side
    175,262.25x = 11,078,971,112.04
  5. Step 5: Solve for x
    x = 11,078,971,112.04/175,262.25
  6. Step 6: Final answer
    x = 63,213.68

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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.