Home / 75,636.38-104,374.56-41,644.16

Finding the Fourth Proportional to 75,636.38, 104,374.56 and 41,644.16

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Solution

The fourth proportional to 75,636.38, 104,374.56 and 41,644.16 is: 57,466.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,636.38 : 104,374.56 = 41,644.16 : x
  2. Step 2: Convert to fraction form
    75,636.38/104,374.56 = 41,644.16/x
  3. Step 3: Cross multiply
    75,636.38x = 104,374.56 × 41,644.16
  4. Step 4: Simplify right side
    75,636.38x = 4,346,590,876.57
  5. Step 5: Solve for x
    x = 4,346,590,876.57/75,636.38
  6. Step 6: Final answer
    x = 57,466.93

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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.