Home / 269,801.58-372,338.24-155,117.43

Finding the Fourth Proportional to 269,801.58, 372,338.24 and 155,117.43

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Solution

The fourth proportional to 269,801.58, 372,338.24 and 155,117.43 is: 214,068.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,801.58 : 372,338.24 = 155,117.43 : x
  2. Step 2: Convert to fraction form
    269,801.58/372,338.24 = 155,117.43/x
  3. Step 3: Cross multiply
    269,801.58x = 372,338.24 × 155,117.43
  4. Step 4: Simplify right side
    269,801.58x = 57,756,150,103.94
  5. Step 5: Solve for x
    x = 57,756,150,103.94/269,801.58
  6. Step 6: Final answer
    x = 214,068.98

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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.