Home / 156,268.80-234,296.49-75,173.04

Finding the Fourth Proportional to 156,268.80, 234,296.49 and 75,173.04

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Solution

The fourth proportional to 156,268.80, 234,296.49 and 75,173.04 is: 112,708.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,268.80 : 234,296.49 = 75,173.04 : x
  2. Step 2: Convert to fraction form
    156,268.80/234,296.49 = 75,173.04/x
  3. Step 3: Cross multiply
    156,268.80x = 234,296.49 × 75,173.04
  4. Step 4: Simplify right side
    156,268.80x = 17,612,779,414.63
  5. Step 5: Solve for x
    x = 17,612,779,414.63/156,268.80
  6. Step 6: Final answer
    x = 112,708.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.