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Finding the Fourth Proportional to 144,094.58, 215,698.96 and 122,836.94

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Solution

The fourth proportional to 144,094.58, 215,698.96 and 122,836.94 is: 183,877.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,094.58 : 215,698.96 = 122,836.94 : x
  2. Step 2: Convert to fraction form
    144,094.58/215,698.96 = 122,836.94/x
  3. Step 3: Cross multiply
    144,094.58x = 215,698.96 × 122,836.94
  4. Step 4: Simplify right side
    144,094.58x = 26,495,800,207.58
  5. Step 5: Solve for x
    x = 26,495,800,207.58/144,094.58
  6. Step 6: Final answer
    x = 183,877.84

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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.