Home / 282,324.44-389,595.48-155,002.16

Finding the Fourth Proportional to 282,324.44, 389,595.48 and 155,002.16

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Solution

The fourth proportional to 282,324.44, 389,595.48 and 155,002.16 is: 213,896.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,324.44 : 389,595.48 = 155,002.16 : x
  2. Step 2: Convert to fraction form
    282,324.44/389,595.48 = 155,002.16/x
  3. Step 3: Cross multiply
    282,324.44x = 389,595.48 × 155,002.16
  4. Step 4: Simplify right side
    282,324.44x = 60,388,140,926.24
  5. Step 5: Solve for x
    x = 60,388,140,926.24/282,324.44
  6. Step 6: Final answer
    x = 213,896.26

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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.