Home / 144,834.14-199,879.32-81,176.04

Finding the Fourth Proportional to 144,834.14, 199,879.32 and 81,176.04

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Solution

The fourth proportional to 144,834.14, 199,879.32 and 81,176.04 is: 112,027.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,834.14 : 199,879.32 = 81,176.04 : x
  2. Step 2: Convert to fraction form
    144,834.14/199,879.32 = 81,176.04/x
  3. Step 3: Cross multiply
    144,834.14x = 199,879.32 × 81,176.04
  4. Step 4: Simplify right side
    144,834.14x = 16,225,411,675.49
  5. Step 5: Solve for x
    x = 16,225,411,675.49/144,834.14
  6. Step 6: Final answer
    x = 112,027.53

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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.