Home / 132,485.97-182,759.67-92,129.67

Finding the Fourth Proportional to 132,485.97, 182,759.67 and 92,129.67

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Solution

The fourth proportional to 132,485.97, 182,759.67 and 92,129.67 is: 127,089.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,485.97 : 182,759.67 = 92,129.67 : x
  2. Step 2: Convert to fraction form
    132,485.97/182,759.67 = 92,129.67/x
  3. Step 3: Cross multiply
    132,485.97x = 182,759.67 × 92,129.67
  4. Step 4: Simplify right side
    132,485.97x = 16,837,587,625.76
  5. Step 5: Solve for x
    x = 16,837,587,625.76/132,485.97
  6. Step 6: Final answer
    x = 127,089.59

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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.