Home / 181,020.84-249,796.76-100,443.26

Finding the Fourth Proportional to 181,020.84, 249,796.76 and 100,443.26

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Solution

The fourth proportional to 181,020.84, 249,796.76 and 100,443.26 is: 138,605.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,020.84 : 249,796.76 = 100,443.26 : x
  2. Step 2: Convert to fraction form
    181,020.84/249,796.76 = 100,443.26/x
  3. Step 3: Cross multiply
    181,020.84x = 249,796.76 × 100,443.26
  4. Step 4: Simplify right side
    181,020.84x = 25,090,399,160.64
  5. Step 5: Solve for x
    x = 25,090,399,160.64/181,020.84
  6. Step 6: Final answer
    x = 138,605.03

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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.