Home / 249,786.30-344,707.04-137,902.46

Finding the Fourth Proportional to 249,786.30, 344,707.04 and 137,902.46

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Solution

The fourth proportional to 249,786.30, 344,707.04 and 137,902.46 is: 190,306.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,786.30 : 344,707.04 = 137,902.46 : x
  2. Step 2: Convert to fraction form
    249,786.30/344,707.04 = 137,902.46/x
  3. Step 3: Cross multiply
    249,786.30x = 344,707.04 × 137,902.46
  4. Step 4: Simplify right side
    249,786.30x = 47,535,950,944.58
  5. Step 5: Solve for x
    x = 47,535,950,944.58/249,786.30
  6. Step 6: Final answer
    x = 190,306.47

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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.