Home / 104,379.57-144,044.73-56,633.87

Finding the Fourth Proportional to 104,379.57, 144,044.73 and 56,633.87

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Solution

The fourth proportional to 104,379.57, 144,044.73 and 56,633.87 is: 78,155.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,379.57 : 144,044.73 = 56,633.87 : x
  2. Step 2: Convert to fraction form
    104,379.57/144,044.73 = 56,633.87/x
  3. Step 3: Cross multiply
    104,379.57x = 144,044.73 × 56,633.87
  4. Step 4: Simplify right side
    104,379.57x = 8,157,809,792.78
  5. Step 5: Solve for x
    x = 8,157,809,792.78/104,379.57
  6. Step 6: Final answer
    x = 78,155.23

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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.