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Finding the Fourth Proportional to 180,633.01, 269,850.87 and 116,934.21

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Solution

The fourth proportional to 180,633.01, 269,850.87 and 116,934.21 is: 174,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,633.01 : 269,850.87 = 116,934.21 : x
  2. Step 2: Convert to fraction form
    180,633.01/269,850.87 = 116,934.21/x
  3. Step 3: Cross multiply
    180,633.01x = 269,850.87 × 116,934.21
  4. Step 4: Simplify right side
    180,633.01x = 31,554,798,301.26
  5. Step 5: Solve for x
    x = 31,554,798,301.26/180,633.01
  6. Step 6: Final answer
    x = 174,690.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.