Home / 262,076.66-393,038.97-102,116.92

Finding the Fourth Proportional to 262,076.66, 393,038.97 and 102,116.92

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Solution

The fourth proportional to 262,076.66, 393,038.97 and 102,116.92 is: 153,145.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,076.66 : 393,038.97 = 102,116.92 : x
  2. Step 2: Convert to fraction form
    262,076.66/393,038.97 = 102,116.92/x
  3. Step 3: Cross multiply
    262,076.66x = 393,038.97 × 102,116.92
  4. Step 4: Simplify right side
    262,076.66x = 40,135,928,073.78
  5. Step 5: Solve for x
    x = 40,135,928,073.78/262,076.66
  6. Step 6: Final answer
    x = 153,145.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.