Home / 249,912.90-344,888.96-142,481.79

Finding the Fourth Proportional to 249,912.90, 344,888.96 and 142,481.79

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Solution

The fourth proportional to 249,912.90, 344,888.96 and 142,481.79 is: 196,630.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,912.90 : 344,888.96 = 142,481.79 : x
  2. Step 2: Convert to fraction form
    249,912.90/344,888.96 = 142,481.79/x
  3. Step 3: Cross multiply
    249,912.90x = 344,888.96 × 142,481.79
  4. Step 4: Simplify right side
    249,912.90x = 49,140,395,659.63
  5. Step 5: Solve for x
    x = 49,140,395,659.63/249,912.90
  6. Step 6: Final answer
    x = 196,630.09

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1.5x scale

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.