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Finding the Fourth Proportional to 73,538.72, 101,477.60 and 41,712.72

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Solution

The fourth proportional to 73,538.72, 101,477.60 and 41,712.72 is: 57,560.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,538.72 : 101,477.60 = 41,712.72 : x
  2. Step 2: Convert to fraction form
    73,538.72/101,477.60 = 41,712.72/x
  3. Step 3: Cross multiply
    73,538.72x = 101,477.60 × 41,712.72
  4. Step 4: Simplify right side
    73,538.72x = 4,232,906,715.07
  5. Step 5: Solve for x
    x = 4,232,906,715.07/73,538.72
  6. Step 6: Final answer
    x = 57,560.24

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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.