Home / 122,087.35-183,412.45-117,042.94

Finding the Fourth Proportional to 122,087.35, 183,412.45 and 117,042.94

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Solution

The fourth proportional to 122,087.35, 183,412.45 and 117,042.94 is: 175,834.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,087.35 : 183,412.45 = 117,042.94 : x
  2. Step 2: Convert to fraction form
    122,087.35/183,412.45 = 117,042.94/x
  3. Step 3: Cross multiply
    122,087.35x = 183,412.45 × 117,042.94
  4. Step 4: Simplify right side
    122,087.35x = 21,467,132,380.60
  5. Step 5: Solve for x
    x = 21,467,132,380.60/122,087.35
  6. Step 6: Final answer
    x = 175,834.21

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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.