Home / 110,175.64-151,986.43-71,957.58

Finding the Fourth Proportional to 110,175.64, 151,986.43 and 71,957.58

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Solution

The fourth proportional to 110,175.64, 151,986.43 and 71,957.58 is: 99,264.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,175.64 : 151,986.43 = 71,957.58 : x
  2. Step 2: Convert to fraction form
    110,175.64/151,986.43 = 71,957.58/x
  3. Step 3: Cross multiply
    110,175.64x = 151,986.43 × 71,957.58
  4. Step 4: Simplify right side
    110,175.64x = 10,936,575,665.80
  5. Step 5: Solve for x
    x = 10,936,575,665.80/110,175.64
  6. Step 6: Final answer
    x = 99,264.91

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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.