Home / 271,939.10-375,155.21-181,206.54

Finding the Fourth Proportional to 271,939.10, 375,155.21 and 181,206.54

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Solution

The fourth proportional to 271,939.10, 375,155.21 and 181,206.54 is: 249,984.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,939.10 : 375,155.21 = 181,206.54 : x
  2. Step 2: Convert to fraction form
    271,939.10/375,155.21 = 181,206.54/x
  3. Step 3: Cross multiply
    271,939.10x = 375,155.21 × 181,206.54
  4. Step 4: Simplify right side
    271,939.10x = 67,980,578,020.09
  5. Step 5: Solve for x
    x = 67,980,578,020.09/271,939.10
  6. Step 6: Final answer
    x = 249,984.57

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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.