Home / 249,824.25-344,762.33-136,649.43

Finding the Fourth Proportional to 249,824.25, 344,762.33 and 136,649.43

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Solution

The fourth proportional to 249,824.25, 344,762.33 and 136,649.43 is: 188,578.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,824.25 : 344,762.33 = 136,649.43 : x
  2. Step 2: Convert to fraction form
    249,824.25/344,762.33 = 136,649.43/x
  3. Step 3: Cross multiply
    249,824.25x = 344,762.33 × 136,649.43
  4. Step 4: Simplify right side
    249,824.25x = 47,111,575,196.72
  5. Step 5: Solve for x
    x = 47,111,575,196.72/249,824.25
  6. Step 6: Final answer
    x = 188,578.87

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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.