Home / 104,702.07-144,489.97-56,955.54

Finding the Fourth Proportional to 104,702.07, 144,489.97 and 56,955.54

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Solution

The fourth proportional to 104,702.07, 144,489.97 and 56,955.54 is: 78,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,702.07 : 144,489.97 = 56,955.54 : x
  2. Step 2: Convert to fraction form
    104,702.07/144,489.97 = 56,955.54/x
  3. Step 3: Cross multiply
    104,702.07x = 144,489.97 × 56,955.54
  4. Step 4: Simplify right side
    104,702.07x = 8,229,504,265.93
  5. Step 5: Solve for x
    x = 8,229,504,265.93/104,702.07
  6. Step 6: Final answer
    x = 78,599.25

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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.