Home / 199,254.06-274,977.63-113,211.81

Finding the Fourth Proportional to 199,254.06, 274,977.63 and 113,211.81

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Solution

The fourth proportional to 199,254.06, 274,977.63 and 113,211.81 is: 156,236.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,254.06 : 274,977.63 = 113,211.81 : x
  2. Step 2: Convert to fraction form
    199,254.06/274,977.63 = 113,211.81/x
  3. Step 3: Cross multiply
    199,254.06x = 274,977.63 × 113,211.81
  4. Step 4: Simplify right side
    199,254.06x = 31,130,715,201.81
  5. Step 5: Solve for x
    x = 31,130,715,201.81/199,254.06
  6. Step 6: Final answer
    x = 156,236.29

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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.