Home / 104,683.23-144,458.67-56,936.61

Finding the Fourth Proportional to 104,683.23, 144,458.67 and 56,936.61

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Solution

The fourth proportional to 104,683.23, 144,458.67 and 56,936.61 is: 78,570.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,683.23 : 144,458.67 = 56,936.61 : x
  2. Step 2: Convert to fraction form
    104,683.23/144,458.67 = 56,936.61/x
  3. Step 3: Cross multiply
    104,683.23x = 144,458.67 × 56,936.61
  4. Step 4: Simplify right side
    104,683.23x = 8,224,986,954.91
  5. Step 5: Solve for x
    x = 8,224,986,954.91/104,683.23
  6. Step 6: Final answer
    x = 78,570.24

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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.