Home / 249,626.70-344,444.55-142,198.80

Finding the Fourth Proportional to 249,626.70, 344,444.55 and 142,198.80

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Solution

The fourth proportional to 249,626.70, 344,444.55 and 142,198.80 is: 196,211.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,626.70 : 344,444.55 = 142,198.80 : x
  2. Step 2: Convert to fraction form
    249,626.70/344,444.55 = 142,198.80/x
  3. Step 3: Cross multiply
    249,626.70x = 344,444.55 × 142,198.80
  4. Step 4: Simplify right side
    249,626.70x = 48,979,601,676.54
  5. Step 5: Solve for x
    x = 48,979,601,676.54/249,626.70
  6. Step 6: Final answer
    x = 196,211.39

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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.