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Finding the Fourth Proportional to 53,814.58, 80,555.71 and 35,054.21

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Solution

The fourth proportional to 53,814.58, 80,555.71 and 35,054.21 is: 52,473.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,814.58 : 80,555.71 = 35,054.21 : x
  2. Step 2: Convert to fraction form
    53,814.58/80,555.71 = 35,054.21/x
  3. Step 3: Cross multiply
    53,814.58x = 80,555.71 × 35,054.21
  4. Step 4: Simplify right side
    53,814.58x = 2,823,816,599.77
  5. Step 5: Solve for x
    x = 2,823,816,599.77/53,814.58
  6. Step 6: Final answer
    x = 52,473.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.