Home / 160,772.67-221,610.60-126,725.94

Finding the Fourth Proportional to 160,772.67, 221,610.60 and 126,725.94

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Solution

The fourth proportional to 160,772.67, 221,610.60 and 126,725.94 is: 174,680.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,772.67 : 221,610.60 = 126,725.94 : x
  2. Step 2: Convert to fraction form
    160,772.67/221,610.60 = 126,725.94/x
  3. Step 3: Cross multiply
    160,772.67x = 221,610.60 × 126,725.94
  4. Step 4: Simplify right side
    160,772.67x = 28,083,811,598.96
  5. Step 5: Solve for x
    x = 28,083,811,598.96/160,772.67
  6. Step 6: Final answer
    x = 174,680.26

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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.