Home / 74,661.09-103,032.33-41,127.09

Finding the Fourth Proportional to 74,661.09, 103,032.33 and 41,127.09

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Solution

The fourth proportional to 74,661.09, 103,032.33 and 41,127.09 is: 56,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,661.09 : 103,032.33 = 41,127.09 : x
  2. Step 2: Convert to fraction form
    74,661.09/103,032.33 = 41,127.09/x
  3. Step 3: Cross multiply
    74,661.09x = 103,032.33 × 41,127.09
  4. Step 4: Simplify right side
    74,661.09x = 4,237,419,908.82
  5. Step 5: Solve for x
    x = 4,237,419,908.82/74,661.09
  6. Step 6: Final answer
    x = 56,755.40

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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.