Home / 215,938.26-297,914.46-125,243.36

Finding the Fourth Proportional to 215,938.26, 297,914.46 and 125,243.36

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Solution

The fourth proportional to 215,938.26, 297,914.46 and 125,243.36 is: 172,789.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,938.26 : 297,914.46 = 125,243.36 : x
  2. Step 2: Convert to fraction form
    215,938.26/297,914.46 = 125,243.36/x
  3. Step 3: Cross multiply
    215,938.26x = 297,914.46 × 125,243.36
  4. Step 4: Simplify right side
    215,938.26x = 37,311,807,962.99
  5. Step 5: Solve for x
    x = 37,311,807,962.99/215,938.26
  6. Step 6: Final answer
    x = 172,789.24

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1.5x scale

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.