Home / 104,542.40-144,268.13-56,795.33

Finding the Fourth Proportional to 104,542.40, 144,268.13 and 56,795.33

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Solution

The fourth proportional to 104,542.40, 144,268.13 and 56,795.33 is: 78,377.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,542.40 : 144,268.13 = 56,795.33 : x
  2. Step 2: Convert to fraction form
    104,542.40/144,268.13 = 56,795.33/x
  3. Step 3: Cross multiply
    104,542.40x = 144,268.13 × 56,795.33
  4. Step 4: Simplify right side
    104,542.40x = 8,193,755,046.52
  5. Step 5: Solve for x
    x = 8,193,755,046.52/104,542.40
  6. Step 6: Final answer
    x = 78,377.34

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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.