Home / 104,474.27-144,175.04-56,727.61

Finding the Fourth Proportional to 104,474.27, 144,175.04 and 56,727.61

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Solution

The fourth proportional to 104,474.27, 144,175.04 and 56,727.61 is: 78,284.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,474.27 : 144,175.04 = 56,727.61 : x
  2. Step 2: Convert to fraction form
    104,474.27/144,175.04 = 56,727.61/x
  3. Step 3: Cross multiply
    104,474.27x = 144,175.04 × 56,727.61
  4. Step 4: Simplify right side
    104,474.27x = 8,178,705,009.51
  5. Step 5: Solve for x
    x = 8,178,705,009.51/104,474.27
  6. Step 6: Final answer
    x = 78,284.39

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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.