Home / 104,735.65-144,538.27-56,992.07

Finding the Fourth Proportional to 104,735.65, 144,538.27 and 56,992.07

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Solution

The fourth proportional to 104,735.65, 144,538.27 and 56,992.07 is: 78,650.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,735.65 : 144,538.27 = 56,992.07 : x
  2. Step 2: Convert to fraction form
    104,735.65/144,538.27 = 56,992.07/x
  3. Step 3: Cross multiply
    104,735.65x = 144,538.27 × 56,992.07
  4. Step 4: Simplify right side
    104,735.65x = 8,237,535,634.10
  5. Step 5: Solve for x
    x = 8,237,535,634.10/104,735.65
  6. Step 6: Final answer
    x = 78,650.73

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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.