Home / 249,986.59-344,979.07-135,262.71

Finding the Fourth Proportional to 249,986.59, 344,979.07 and 135,262.71

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Solution

The fourth proportional to 249,986.59, 344,979.07 and 135,262.71 is: 186,661.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,986.59 : 344,979.07 = 135,262.71 : x
  2. Step 2: Convert to fraction form
    249,986.59/344,979.07 = 135,262.71/x
  3. Step 3: Cross multiply
    249,986.59x = 344,979.07 × 135,262.71
  4. Step 4: Simplify right side
    249,986.59x = 46,662,803,563.32
  5. Step 5: Solve for x
    x = 46,662,803,563.32/249,986.59
  6. Step 6: Final answer
    x = 186,661.23

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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.