Home / 249,993.32-375,028.98-81,474.44

Finding the Fourth Proportional to 249,993.32, 375,028.98 and 81,474.44

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Solution

The fourth proportional to 249,993.32, 375,028.98 and 81,474.44 is: 122,224.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,993.32 : 375,028.98 = 81,474.44 : x
  2. Step 2: Convert to fraction form
    249,993.32/375,028.98 = 81,474.44/x
  3. Step 3: Cross multiply
    249,993.32x = 375,028.98 × 81,474.44
  4. Step 4: Simplify right side
    249,993.32x = 30,555,276,129.27
  5. Step 5: Solve for x
    x = 30,555,276,129.27/249,993.32
  6. Step 6: Final answer
    x = 122,224.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.