Home / 249,141.42-343,816.24-135,966.60

Finding the Fourth Proportional to 249,141.42, 343,816.24 and 135,966.60

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Solution

The fourth proportional to 249,141.42, 343,816.24 and 135,966.60 is: 187,634.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,141.42 : 343,816.24 = 135,966.60 : x
  2. Step 2: Convert to fraction form
    249,141.42/343,816.24 = 135,966.60/x
  3. Step 3: Cross multiply
    249,141.42x = 343,816.24 × 135,966.60
  4. Step 4: Simplify right side
    249,141.42x = 46,747,525,177.58
  5. Step 5: Solve for x
    x = 46,747,525,177.58/249,141.42
  6. Step 6: Final answer
    x = 187,634.50

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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.