Home / 71,166.06-106,662.77-52,270.89

Finding the Fourth Proportional to 71,166.06, 106,662.77 and 52,270.89

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Solution

The fourth proportional to 71,166.06, 106,662.77 and 52,270.89 is: 78,342.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,166.06 : 106,662.77 = 52,270.89 : x
  2. Step 2: Convert to fraction form
    71,166.06/106,662.77 = 52,270.89/x
  3. Step 3: Cross multiply
    71,166.06x = 106,662.77 × 52,270.89
  4. Step 4: Simplify right side
    71,166.06x = 5,575,357,917.77
  5. Step 5: Solve for x
    x = 5,575,357,917.77/71,166.06
  6. Step 6: Final answer
    x = 78,342.93

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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.