Home / 249,469.36-374,229.24-80,982.64

Finding the Fourth Proportional to 249,469.36, 374,229.24 and 80,982.64

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Solution

The fourth proportional to 249,469.36, 374,229.24 and 80,982.64 is: 121,482.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,469.36 : 374,229.24 = 80,982.64 : x
  2. Step 2: Convert to fraction form
    249,469.36/374,229.24 = 80,982.64/x
  3. Step 3: Cross multiply
    249,469.36x = 374,229.24 × 80,982.64
  4. Step 4: Simplify right side
    249,469.36x = 30,306,071,820.39
  5. Step 5: Solve for x
    x = 30,306,071,820.39/249,469.36
  6. Step 6: Final answer
    x = 121,482.14

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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.