Home / 116,889.09-175,333.73-28,142.60

Finding the Fourth Proportional to 116,889.09, 175,333.73 and 28,142.60

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Solution

The fourth proportional to 116,889.09, 175,333.73 and 28,142.60 is: 42,213.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,889.09 : 175,333.73 = 28,142.60 : x
  2. Step 2: Convert to fraction form
    116,889.09/175,333.73 = 28,142.60/x
  3. Step 3: Cross multiply
    116,889.09x = 175,333.73 × 28,142.60
  4. Step 4: Simplify right side
    116,889.09x = 4,934,346,012.52
  5. Step 5: Solve for x
    x = 4,934,346,012.52/116,889.09
  6. Step 6: Final answer
    x = 42,213.91

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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.