Home / 112,991.35-155,927.64-62,004.94

Finding the Fourth Proportional to 112,991.35, 155,927.64 and 62,004.94

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Solution

The fourth proportional to 112,991.35, 155,927.64 and 62,004.94 is: 85,566.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,991.35 : 155,927.64 = 62,004.94 : x
  2. Step 2: Convert to fraction form
    112,991.35/155,927.64 = 62,004.94/x
  3. Step 3: Cross multiply
    112,991.35x = 155,927.64 × 62,004.94
  4. Step 4: Simplify right side
    112,991.35x = 9,668,283,962.54
  5. Step 5: Solve for x
    x = 9,668,283,962.54/112,991.35
  6. Step 6: Final answer
    x = 85,566.59

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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.