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Finding the Fourth Proportional to 75,173.38, 103,773.30 and 44,551.45

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Solution

The fourth proportional to 75,173.38, 103,773.30 and 44,551.45 is: 61,501.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,173.38 : 103,773.30 = 44,551.45 : x
  2. Step 2: Convert to fraction form
    75,173.38/103,773.30 = 44,551.45/x
  3. Step 3: Cross multiply
    75,173.38x = 103,773.30 × 44,551.45
  4. Step 4: Simplify right side
    75,173.38x = 4,623,250,980.64
  5. Step 5: Solve for x
    x = 4,623,250,980.64/75,173.38
  6. Step 6: Final answer
    x = 61,501.17

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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.