Home / 249,003.19-343,625.49-135,828.37

Finding the Fourth Proportional to 249,003.19, 343,625.49 and 135,828.37

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Solution

The fourth proportional to 249,003.19, 343,625.49 and 135,828.37 is: 187,443.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,003.19 : 343,625.49 = 135,828.37 : x
  2. Step 2: Convert to fraction form
    249,003.19/343,625.49 = 135,828.37/x
  3. Step 3: Cross multiply
    249,003.19x = 343,625.49 × 135,828.37
  4. Step 4: Simplify right side
    249,003.19x = 46,674,090,626.68
  5. Step 5: Solve for x
    x = 46,674,090,626.68/249,003.19
  6. Step 6: Final answer
    x = 187,443.74

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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.