Home / 195,615-269,962.20-110,732.40

Finding the Fourth Proportional to 195,615, 269,962.20 and 110,732.40

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Solution

The fourth proportional to 195,615, 269,962.20 and 110,732.40 is: 152,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,615 : 269,962.20 = 110,732.40 : x
  2. Step 2: Convert to fraction form
    195,615/269,962.20 = 110,732.40/x
  3. Step 3: Cross multiply
    195,615x = 269,962.20 × 110,732.40
  4. Step 4: Simplify right side
    195,615x = 29,893,562,315.28
  5. Step 5: Solve for x
    x = 29,893,562,315.28/195,615
  6. Step 6: Final answer
    x = 152,818.35

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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.