Home / 104,992.47-144,886.46-57,246.75

Finding the Fourth Proportional to 104,992.47, 144,886.46 and 57,246.75

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Solution

The fourth proportional to 104,992.47, 144,886.46 and 57,246.75 is: 78,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,992.47 : 144,886.46 = 57,246.75 : x
  2. Step 2: Convert to fraction form
    104,992.47/144,886.46 = 57,246.75/x
  3. Step 3: Cross multiply
    104,992.47x = 144,886.46 × 57,246.75
  4. Step 4: Simplify right side
    104,992.47x = 8,294,278,667.77
  5. Step 5: Solve for x
    x = 8,294,278,667.77/104,992.47
  6. Step 6: Final answer
    x = 78,998.80

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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.