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Finding the Fourth Proportional to 277,650.79, 416,516.88 and 88,047.91

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Solution

The fourth proportional to 277,650.79, 416,516.88 and 88,047.91 is: 132,084.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,650.79 : 416,516.88 = 88,047.91 : x
  2. Step 2: Convert to fraction form
    277,650.79/416,516.88 = 88,047.91/x
  3. Step 3: Cross multiply
    277,650.79x = 416,516.88 × 88,047.91
  4. Step 4: Simplify right side
    277,650.79x = 36,673,441,614.55
  5. Step 5: Solve for x
    x = 36,673,441,614.55/277,650.79
  6. Step 6: Final answer
    x = 132,084.77

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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.