Home / 116,982.06-161,434.65-63,266.94

Finding the Fourth Proportional to 116,982.06, 161,434.65 and 63,266.94

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Solution

The fourth proportional to 116,982.06, 161,434.65 and 63,266.94 is: 87,308.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,982.06 : 161,434.65 = 63,266.94 : x
  2. Step 2: Convert to fraction form
    116,982.06/161,434.65 = 63,266.94/x
  3. Step 3: Cross multiply
    116,982.06x = 161,434.65 × 63,266.94
  4. Step 4: Simplify right side
    116,982.06x = 10,213,476,315.47
  5. Step 5: Solve for x
    x = 10,213,476,315.47/116,982.06
  6. Step 6: Final answer
    x = 87,308.06

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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.