Home / 104,634.51-144,394.92-56,887.86

Finding the Fourth Proportional to 104,634.51, 144,394.92 and 56,887.86

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Solution

The fourth proportional to 104,634.51, 144,394.92 and 56,887.86 is: 78,504.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,634.51 : 144,394.92 = 56,887.86 : x
  2. Step 2: Convert to fraction form
    104,634.51/144,394.92 = 56,887.86/x
  3. Step 3: Cross multiply
    104,634.51x = 144,394.92 × 56,887.86
  4. Step 4: Simplify right side
    104,634.51x = 8,214,317,993.67
  5. Step 5: Solve for x
    x = 8,214,317,993.67/104,634.51
  6. Step 6: Final answer
    x = 78,504.86

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1.5x scale

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.