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Finding the Fourth Proportional to 71,457.83, 98,604.74 and 41,252.93

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Solution

The fourth proportional to 71,457.83, 98,604.74 and 41,252.93 is: 56,924.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,457.83 : 98,604.74 = 41,252.93 : x
  2. Step 2: Convert to fraction form
    71,457.83/98,604.74 = 41,252.93/x
  3. Step 3: Cross multiply
    71,457.83x = 98,604.74 × 41,252.93
  4. Step 4: Simplify right side
    71,457.83x = 4,067,733,737.60
  5. Step 5: Solve for x
    x = 4,067,733,737.60/71,457.83
  6. Step 6: Final answer
    x = 56,924.96

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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.