Home / 131,905.26-182,050.74-98,137.98

Finding the Fourth Proportional to 131,905.26, 182,050.74 and 98,137.98

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Solution

The fourth proportional to 131,905.26, 182,050.74 and 98,137.98 is: 135,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,905.26 : 182,050.74 = 98,137.98 : x
  2. Step 2: Convert to fraction form
    131,905.26/182,050.74 = 98,137.98/x
  3. Step 3: Cross multiply
    131,905.26x = 182,050.74 × 98,137.98
  4. Step 4: Simplify right side
    131,905.26x = 17,866,091,881.11
  5. Step 5: Solve for x
    x = 17,866,091,881.11/131,905.26
  6. Step 6: Final answer
    x = 135,446.39

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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.