Home / 211,645.52-292,076.50-116,155.60

Finding the Fourth Proportional to 211,645.52, 292,076.50 and 116,155.60

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Solution

The fourth proportional to 211,645.52, 292,076.50 and 116,155.60 is: 160,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,645.52 : 292,076.50 = 116,155.60 : x
  2. Step 2: Convert to fraction form
    211,645.52/292,076.50 = 116,155.60/x
  3. Step 3: Cross multiply
    211,645.52x = 292,076.50 × 116,155.60
  4. Step 4: Simplify right side
    211,645.52x = 33,926,321,103.40
  5. Step 5: Solve for x
    x = 33,926,321,103.40/211,645.52
  6. Step 6: Final answer
    x = 160,297.85

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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.