Home / 249,938.28-344,914.07-136,761.03

Finding the Fourth Proportional to 249,938.28, 344,914.07 and 136,761.03

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Solution

The fourth proportional to 249,938.28, 344,914.07 and 136,761.03 is: 188,729.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,938.28 : 344,914.07 = 136,761.03 : x
  2. Step 2: Convert to fraction form
    249,938.28/344,914.07 = 136,761.03/x
  3. Step 3: Cross multiply
    249,938.28x = 344,914.07 × 136,761.03
  4. Step 4: Simplify right side
    249,938.28x = 47,170,802,790.89
  5. Step 5: Solve for x
    x = 47,170,802,790.89/249,938.28
  6. Step 6: Final answer
    x = 188,729.80

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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.