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Finding the Fourth Proportional to 73,088.65, 100,861.77 and 41,256.46

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Solution

The fourth proportional to 73,088.65, 100,861.77 and 41,256.46 is: 56,933.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,088.65 : 100,861.77 = 41,256.46 : x
  2. Step 2: Convert to fraction form
    73,088.65/100,861.77 = 41,256.46/x
  3. Step 3: Cross multiply
    73,088.65x = 100,861.77 × 41,256.46
  4. Step 4: Simplify right side
    73,088.65x = 4,161,199,579.53
  5. Step 5: Solve for x
    x = 4,161,199,579.53/73,088.65
  6. Step 6: Final answer
    x = 56,933.59

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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.