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Finding the Fourth Proportional to 73,477.80, 101,397.42 and 41,648.04

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Solution

The fourth proportional to 73,477.80, 101,397.42 and 41,648.04 is: 57,473.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,477.80 : 101,397.42 = 41,648.04 : x
  2. Step 2: Convert to fraction form
    73,477.80/101,397.42 = 41,648.04/x
  3. Step 3: Cross multiply
    73,477.80x = 101,397.42 × 41,648.04
  4. Step 4: Simplify right side
    73,477.80x = 4,223,003,804.06
  5. Step 5: Solve for x
    x = 4,223,003,804.06/73,477.80
  6. Step 6: Final answer
    x = 57,473.19

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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.