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Finding the Fourth Proportional to 73,783.16, 101,810.49 and 41,948.54

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Solution

The fourth proportional to 73,783.16, 101,810.49 and 41,948.54 is: 57,883.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,783.16 : 101,810.49 = 41,948.54 : x
  2. Step 2: Convert to fraction form
    73,783.16/101,810.49 = 41,948.54/x
  3. Step 3: Cross multiply
    73,783.16x = 101,810.49 × 41,948.54
  4. Step 4: Simplify right side
    73,783.16x = 4,270,801,412.18
  5. Step 5: Solve for x
    x = 4,270,801,412.18/73,783.16
  6. Step 6: Final answer
    x = 57,883.15

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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.