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Finding the Fourth Proportional to 73,410.60, 101,291.94 and 50,713.86

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Solution

The fourth proportional to 73,410.60, 101,291.94 and 50,713.86 is: 69,974.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,410.60 : 101,291.94 = 50,713.86 : x
  2. Step 2: Convert to fraction form
    73,410.60/101,291.94 = 50,713.86/x
  3. Step 3: Cross multiply
    73,410.60x = 101,291.94 × 50,713.86
  4. Step 4: Simplify right side
    73,410.60x = 5,136,905,264.29
  5. Step 5: Solve for x
    x = 5,136,905,264.29/73,410.60
  6. Step 6: Final answer
    x = 69,974.98

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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.