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Finding the Fourth Proportional to 73,193.79, 101,001.83 and 40,928.25

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Solution

The fourth proportional to 73,193.79, 101,001.83 and 40,928.25 is: 56,477.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,193.79 : 101,001.83 = 40,928.25 : x
  2. Step 2: Convert to fraction form
    73,193.79/101,001.83 = 40,928.25/x
  3. Step 3: Cross multiply
    73,193.79x = 101,001.83 × 40,928.25
  4. Step 4: Simplify right side
    73,193.79x = 4,133,827,944.06
  5. Step 5: Solve for x
    x = 4,133,827,944.06/73,193.79
  6. Step 6: Final answer
    x = 56,477.85

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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.