Home / 135,794.48-187,578.99-104,356.35

Finding the Fourth Proportional to 135,794.48, 187,578.99 and 104,356.35

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Solution

The fourth proportional to 135,794.48, 187,578.99 and 104,356.35 is: 144,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,794.48 : 187,578.99 = 104,356.35 : x
  2. Step 2: Convert to fraction form
    135,794.48/187,578.99 = 104,356.35/x
  3. Step 3: Cross multiply
    135,794.48x = 187,578.99 × 104,356.35
  4. Step 4: Simplify right side
    135,794.48x = 19,575,058,733.09
  5. Step 5: Solve for x
    x = 19,575,058,733.09/135,794.48
  6. Step 6: Final answer
    x = 144,152.10

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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.