Home / 131,908.26-182,054.88-98,140.98

Finding the Fourth Proportional to 131,908.26, 182,054.88 and 98,140.98

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Solution

The fourth proportional to 131,908.26, 182,054.88 and 98,140.98 is: 135,450.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,908.26 : 182,054.88 = 98,140.98 : x
  2. Step 2: Convert to fraction form
    131,908.26/182,054.88 = 98,140.98/x
  3. Step 3: Cross multiply
    131,908.26x = 182,054.88 × 98,140.98
  4. Step 4: Simplify right side
    131,908.26x = 17,867,044,336.98
  5. Step 5: Solve for x
    x = 17,867,044,336.98/131,908.26
  6. Step 6: Final answer
    x = 135,450.53

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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.