Home / 75,578.09-104,298.71-41,590.49

Finding the Fourth Proportional to 75,578.09, 104,298.71 and 41,590.49

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Solution

The fourth proportional to 75,578.09, 104,298.71 and 41,590.49 is: 57,395.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,578.09 : 104,298.71 = 41,590.49 : x
  2. Step 2: Convert to fraction form
    75,578.09/104,298.71 = 41,590.49/x
  3. Step 3: Cross multiply
    75,578.09x = 104,298.71 × 41,590.49
  4. Step 4: Simplify right side
    75,578.09x = 4,337,833,725.82
  5. Step 5: Solve for x
    x = 4,337,833,725.82/75,578.09
  6. Step 6: Final answer
    x = 57,395.39

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1.5x scale

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.