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Finding the Fourth Proportional to 73,717.86, 101,730.93 and 41,888.49

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Solution

The fourth proportional to 73,717.86, 101,730.93 and 41,888.49 is: 57,806.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,717.86 : 101,730.93 = 41,888.49 : x
  2. Step 2: Convert to fraction form
    73,717.86/101,730.93 = 41,888.49/x
  3. Step 3: Cross multiply
    73,717.86x = 101,730.93 × 41,888.49
  4. Step 4: Simplify right side
    73,717.86x = 4,261,355,044.00
  5. Step 5: Solve for x
    x = 4,261,355,044.00/73,717.86
  6. Step 6: Final answer
    x = 57,806.28

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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.