Home / 203,592.52-280,957.22-112,962.28

Finding the Fourth Proportional to 203,592.52, 280,957.22 and 112,962.28

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Solution

The fourth proportional to 203,592.52, 280,957.22 and 112,962.28 is: 155,887.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,592.52 : 280,957.22 = 112,962.28 : x
  2. Step 2: Convert to fraction form
    203,592.52/280,957.22 = 112,962.28/x
  3. Step 3: Cross multiply
    203,592.52x = 280,957.22 × 112,962.28
  4. Step 4: Simplify right side
    203,592.52x = 31,737,568,153.66
  5. Step 5: Solve for x
    x = 31,737,568,153.66/203,592.52
  6. Step 6: Final answer
    x = 155,887.69

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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.