Home / 249,150.54-343,822.95-135,974.10

Finding the Fourth Proportional to 249,150.54, 343,822.95 and 135,974.10

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Solution

The fourth proportional to 249,150.54, 343,822.95 and 135,974.10 is: 187,641.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,150.54 : 343,822.95 = 135,974.10 : x
  2. Step 2: Convert to fraction form
    249,150.54/343,822.95 = 135,974.10/x
  3. Step 3: Cross multiply
    249,150.54x = 343,822.95 × 135,974.10
  4. Step 4: Simplify right side
    249,150.54x = 46,751,016,185.60
  5. Step 5: Solve for x
    x = 46,751,016,185.60/249,150.54
  6. Step 6: Final answer
    x = 187,641.64

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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.