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Finding the Fourth Proportional to 227,366.64, 341,081.08 and 77,566.70

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Solution

The fourth proportional to 227,366.64, 341,081.08 and 77,566.70 is: 116,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,366.64 : 341,081.08 = 77,566.70 : x
  2. Step 2: Convert to fraction form
    227,366.64/341,081.08 = 77,566.70/x
  3. Step 3: Cross multiply
    227,366.64x = 341,081.08 × 77,566.70
  4. Step 4: Simplify right side
    227,366.64x = 26,456,533,808.04
  5. Step 5: Solve for x
    x = 26,456,533,808.04/227,366.64
  6. Step 6: Final answer
    x = 116,360.67

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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.