Home / 251,368.56-346,896.36-143,973.36

Finding the Fourth Proportional to 251,368.56, 346,896.36 and 143,973.36

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Solution

The fourth proportional to 251,368.56, 346,896.36 and 143,973.36 is: 198,687.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,368.56 : 346,896.36 = 143,973.36 : x
  2. Step 2: Convert to fraction form
    251,368.56/346,896.36 = 143,973.36/x
  3. Step 3: Cross multiply
    251,368.56x = 346,896.36 × 143,973.36
  4. Step 4: Simplify right side
    251,368.56x = 49,943,834,520.97
  5. Step 5: Solve for x
    x = 49,943,834,520.97/251,368.56
  6. Step 6: Final answer
    x = 198,687.67

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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.