Home / 112,991.23-155,927.46-62,004.82

Finding the Fourth Proportional to 112,991.23, 155,927.46 and 62,004.82

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Solution

The fourth proportional to 112,991.23, 155,927.46 and 62,004.82 is: 85,566.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,991.23 : 155,927.46 = 62,004.82 : x
  2. Step 2: Convert to fraction form
    112,991.23/155,927.46 = 62,004.82/x
  3. Step 3: Cross multiply
    112,991.23x = 155,927.46 × 62,004.82
  4. Step 4: Simplify right side
    112,991.23x = 9,668,254,090.36
  5. Step 5: Solve for x
    x = 9,668,254,090.36/112,991.23
  6. Step 6: Final answer
    x = 85,566.41

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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.