Home / 180,717.03-249,395.94-109,083.06

Finding the Fourth Proportional to 180,717.03, 249,395.94 and 109,083.06

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Solution

The fourth proportional to 180,717.03, 249,395.94 and 109,083.06 is: 150,538.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,717.03 : 249,395.94 = 109,083.06 : x
  2. Step 2: Convert to fraction form
    180,717.03/249,395.94 = 109,083.06/x
  3. Step 3: Cross multiply
    180,717.03x = 249,395.94 × 109,083.06
  4. Step 4: Simplify right side
    180,717.03x = 27,204,873,222.01
  5. Step 5: Solve for x
    x = 27,204,873,222.01/180,717.03
  6. Step 6: Final answer
    x = 150,538.51

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1.5x scale

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.