Home / 104,992.10-144,886.48-57,246.38

Finding the Fourth Proportional to 104,992.10, 144,886.48 and 57,246.38

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Solution

The fourth proportional to 104,992.10, 144,886.48 and 57,246.38 is: 78,998.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,992.10 : 144,886.48 = 57,246.38 : x
  2. Step 2: Convert to fraction form
    104,992.10/144,886.48 = 57,246.38/x
  3. Step 3: Cross multiply
    104,992.10x = 144,886.48 × 57,246.38
  4. Step 4: Simplify right side
    104,992.10x = 8,294,226,490.94
  5. Step 5: Solve for x
    x = 8,294,226,490.94/104,992.10
  6. Step 6: Final answer
    x = 78,998.58

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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.