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Finding the Fourth Proportional to 73,124.36, 100,814.03 and 58,066.86

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Solution

The fourth proportional to 73,124.36, 100,814.03 and 58,066.86 is: 80,054.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,124.36 : 100,814.03 = 58,066.86 : x
  2. Step 2: Convert to fraction form
    73,124.36/100,814.03 = 58,066.86/x
  3. Step 3: Cross multiply
    73,124.36x = 100,814.03 × 58,066.86
  4. Step 4: Simplify right side
    73,124.36x = 5,853,954,166.05
  5. Step 5: Solve for x
    x = 5,853,954,166.05/73,124.36
  6. Step 6: Final answer
    x = 80,054.77

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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.