Home / 131,958.27-197,788.70-65,446.07

Finding the Fourth Proportional to 131,958.27, 197,788.70 and 65,446.07

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Solution

The fourth proportional to 131,958.27, 197,788.70 and 65,446.07 is: 98,095.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,958.27 : 197,788.70 = 65,446.07 : x
  2. Step 2: Convert to fraction form
    131,958.27/197,788.70 = 65,446.07/x
  3. Step 3: Cross multiply
    131,958.27x = 197,788.70 × 65,446.07
  4. Step 4: Simplify right side
    131,958.27x = 12,944,492,280.08
  5. Step 5: Solve for x
    x = 12,944,492,280.08/131,958.27
  6. Step 6: Final answer
    x = 98,095.35

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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.