Home / 104,103.73-143,663.34-56,357.29

Finding the Fourth Proportional to 104,103.73, 143,663.34 and 56,357.29

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Solution

The fourth proportional to 104,103.73, 143,663.34 and 56,357.29 is: 77,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,103.73 : 143,663.34 = 56,357.29 : x
  2. Step 2: Convert to fraction form
    104,103.73/143,663.34 = 56,357.29/x
  3. Step 3: Cross multiply
    104,103.73x = 143,663.34 × 56,357.29
  4. Step 4: Simplify right side
    104,103.73x = 8,096,476,514.75
  5. Step 5: Solve for x
    x = 8,096,476,514.75/104,103.73
  6. Step 6: Final answer
    x = 77,773.16

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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.