Home / 166,128.76-249,037.62-92,101.24

Finding the Fourth Proportional to 166,128.76, 249,037.62 and 92,101.24

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Solution

The fourth proportional to 166,128.76, 249,037.62 and 92,101.24 is: 138,065.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,128.76 : 249,037.62 = 92,101.24 : x
  2. Step 2: Convert to fraction form
    166,128.76/249,037.62 = 92,101.24/x
  3. Step 3: Cross multiply
    166,128.76x = 249,037.62 × 92,101.24
  4. Step 4: Simplify right side
    166,128.76x = 22,936,673,608.65
  5. Step 5: Solve for x
    x = 22,936,673,608.65/166,128.76
  6. Step 6: Final answer
    x = 138,065.64

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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.