Home / 104,568.09-144,304.75-56,821.69

Finding the Fourth Proportional to 104,568.09, 144,304.75 and 56,821.69

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Solution

The fourth proportional to 104,568.09, 144,304.75 and 56,821.69 is: 78,414.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,568.09 : 144,304.75 = 56,821.69 : x
  2. Step 2: Convert to fraction form
    104,568.09/144,304.75 = 56,821.69/x
  3. Step 3: Cross multiply
    104,568.09x = 144,304.75 × 56,821.69
  4. Step 4: Simplify right side
    104,568.09x = 8,199,639,770.03
  5. Step 5: Solve for x
    x = 8,199,639,770.03/104,568.09
  6. Step 6: Final answer
    x = 78,414.36

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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.