Home / 215,135.01-296,893.44-118,342.89

Finding the Fourth Proportional to 215,135.01, 296,893.44 and 118,342.89

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Solution

The fourth proportional to 215,135.01, 296,893.44 and 118,342.89 is: 163,317.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,135.01 : 296,893.44 = 118,342.89 : x
  2. Step 2: Convert to fraction form
    215,135.01/296,893.44 = 118,342.89/x
  3. Step 3: Cross multiply
    215,135.01x = 296,893.44 × 118,342.89
  4. Step 4: Simplify right side
    215,135.01x = 35,135,227,711.64
  5. Step 5: Solve for x
    x = 35,135,227,711.64/215,135.01
  6. Step 6: Final answer
    x = 163,317.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.