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Finding the Fourth Proportional to 119,812.08, 179,717.04 and 45,940.08

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Solution

The fourth proportional to 119,812.08, 179,717.04 and 45,940.08 is: 68,909.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,812.08 : 179,717.04 = 45,940.08 : x
  2. Step 2: Convert to fraction form
    119,812.08/179,717.04 = 45,940.08/x
  3. Step 3: Cross multiply
    119,812.08x = 179,717.04 × 45,940.08
  4. Step 4: Simplify right side
    119,812.08x = 8,256,215,194.96
  5. Step 5: Solve for x
    x = 8,256,215,194.96/119,812.08
  6. Step 6: Final answer
    x = 68,909.71

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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.