Home / 249,027-343,657.26-135,850.20

Finding the Fourth Proportional to 249,027, 343,657.26 and 135,850.20

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Solution

The fourth proportional to 249,027, 343,657.26 and 135,850.20 is: 187,473.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,027 : 343,657.26 = 135,850.20 : x
  2. Step 2: Convert to fraction form
    249,027/343,657.26 = 135,850.20/x
  3. Step 3: Cross multiply
    249,027x = 343,657.26 × 135,850.20
  4. Step 4: Simplify right side
    249,027x = 46,685,907,502.45
  5. Step 5: Solve for x
    x = 46,685,907,502.45/249,027
  6. Step 6: Final answer
    x = 187,473.28

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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.