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Finding the Fourth Proportional to 73,548.48, 101,464.48 and 45,243.84

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Solution

The fourth proportional to 73,548.48, 101,464.48 and 45,243.84 is: 62,416.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,548.48 : 101,464.48 = 45,243.84 : x
  2. Step 2: Convert to fraction form
    73,548.48/101,464.48 = 45,243.84/x
  3. Step 3: Cross multiply
    73,548.48x = 101,464.48 × 45,243.84
  4. Step 4: Simplify right side
    73,548.48x = 4,590,642,698.80
  5. Step 5: Solve for x
    x = 4,590,642,698.80/73,548.48
  6. Step 6: Final answer
    x = 62,416.55

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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.