Home / 249,963.27-344,940.73-142,567.91

Finding the Fourth Proportional to 249,963.27, 344,940.73 and 142,567.91

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Solution

The fourth proportional to 249,963.27, 344,940.73 and 142,567.91 is: 196,738.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,963.27 : 344,940.73 = 142,567.91 : x
  2. Step 2: Convert to fraction form
    249,963.27/344,940.73 = 142,567.91/x
  3. Step 3: Cross multiply
    249,963.27x = 344,940.73 × 142,567.91
  4. Step 4: Simplify right side
    249,963.27x = 49,177,478,949.97
  5. Step 5: Solve for x
    x = 49,177,478,949.97/249,963.27
  6. Step 6: Final answer
    x = 196,738.82

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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.