Home / 104,583.81-144,705.66-91,182.97

Finding the Fourth Proportional to 104,583.81, 144,705.66 and 91,182.97

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Solution

The fourth proportional to 104,583.81, 144,705.66 and 91,182.97 is: 126,163.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,583.81 : 144,705.66 = 91,182.97 : x
  2. Step 2: Convert to fraction form
    104,583.81/144,705.66 = 91,182.97/x
  3. Step 3: Cross multiply
    104,583.81x = 144,705.66 × 91,182.97
  4. Step 4: Simplify right side
    104,583.81x = 13,194,691,854.61
  5. Step 5: Solve for x
    x = 13,194,691,854.61/104,583.81
  6. Step 6: Final answer
    x = 126,163.81

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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.