Home / 102,849.06-141,889.92-67,026

Finding the Fourth Proportional to 102,849.06, 141,889.92 and 67,026

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Solution

The fourth proportional to 102,849.06, 141,889.92 and 67,026 is: 92,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,849.06 : 141,889.92 = 67,026 : x
  2. Step 2: Convert to fraction form
    102,849.06/141,889.92 = 67,026/x
  3. Step 3: Cross multiply
    102,849.06x = 141,889.92 × 67,026
  4. Step 4: Simplify right side
    102,849.06x = 9,510,313,777.92
  5. Step 5: Solve for x
    x = 9,510,313,777.92/102,849.06
  6. Step 6: Final answer
    x = 92,468.65

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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.