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Finding the Fourth Proportional to 277,332.46, 416,060.90 and 87,804.15

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Solution

The fourth proportional to 277,332.46, 416,060.90 and 87,804.15 is: 131,725.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,332.46 : 416,060.90 = 87,804.15 : x
  2. Step 2: Convert to fraction form
    277,332.46/416,060.90 = 87,804.15/x
  3. Step 3: Cross multiply
    277,332.46x = 416,060.90 × 87,804.15
  4. Step 4: Simplify right side
    277,332.46x = 36,531,874,836.99
  5. Step 5: Solve for x
    x = 36,531,874,836.99/277,332.46
  6. Step 6: Final answer
    x = 131,725.93

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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.