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Finding the Fourth Proportional to 122,059.58, 183,115.51 and 37,817.88

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Solution

The fourth proportional to 122,059.58, 183,115.51 and 37,817.88 is: 56,734.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,059.58 : 183,115.51 = 37,817.88 : x
  2. Step 2: Convert to fraction form
    122,059.58/183,115.51 = 37,817.88/x
  3. Step 3: Cross multiply
    122,059.58x = 183,115.51 × 37,817.88
  4. Step 4: Simplify right side
    122,059.58x = 6,925,039,743.91
  5. Step 5: Solve for x
    x = 6,925,039,743.91/122,059.58
  6. Step 6: Final answer
    x = 56,734.91

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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.