Home / 249,126.21-343,805.37-140,268.03

Finding the Fourth Proportional to 249,126.21, 343,805.37 and 140,268.03

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Solution

The fourth proportional to 249,126.21, 343,805.37 and 140,268.03 is: 193,576.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,126.21 : 343,805.37 = 140,268.03 : x
  2. Step 2: Convert to fraction form
    249,126.21/343,805.37 = 140,268.03/x
  3. Step 3: Cross multiply
    249,126.21x = 343,805.37 × 140,268.03
  4. Step 4: Simplify right side
    249,126.21x = 48,224,901,647.44
  5. Step 5: Solve for x
    x = 48,224,901,647.44/249,126.21
  6. Step 6: Final answer
    x = 193,576.19

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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.