Home / 249,104.43-343,771.71-141,689.94

Finding the Fourth Proportional to 249,104.43, 343,771.71 and 141,689.94

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Solution

The fourth proportional to 249,104.43, 343,771.71 and 141,689.94 is: 195,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,104.43 : 343,771.71 = 141,689.94 : x
  2. Step 2: Convert to fraction form
    249,104.43/343,771.71 = 141,689.94/x
  3. Step 3: Cross multiply
    249,104.43x = 343,771.71 × 141,689.94
  4. Step 4: Simplify right side
    249,104.43x = 48,708,992,963.60
  5. Step 5: Solve for x
    x = 48,708,992,963.60/249,104.43
  6. Step 6: Final answer
    x = 195,536.44

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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.