Home / 82,427.12-113,749.48-44,701.36

Finding the Fourth Proportional to 82,427.12, 113,749.48 and 44,701.36

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Solution

The fourth proportional to 82,427.12, 113,749.48 and 44,701.36 is: 61,687.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,427.12 : 113,749.48 = 44,701.36 : x
  2. Step 2: Convert to fraction form
    82,427.12/113,749.48 = 44,701.36/x
  3. Step 3: Cross multiply
    82,427.12x = 113,749.48 × 44,701.36
  4. Step 4: Simplify right side
    82,427.12x = 5,084,756,455.29
  5. Step 5: Solve for x
    x = 5,084,756,455.29/82,427.12
  6. Step 6: Final answer
    x = 61,687.91

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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.