Home / 90,196.30-135,295.98-27,001.72

Finding the Fourth Proportional to 90,196.30, 135,295.98 and 27,001.72

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Solution

The fourth proportional to 90,196.30, 135,295.98 and 27,001.72 is: 40,503.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,196.30 : 135,295.98 = 27,001.72 : x
  2. Step 2: Convert to fraction form
    90,196.30/135,295.98 = 27,001.72/x
  3. Step 3: Cross multiply
    90,196.30x = 135,295.98 × 27,001.72
  4. Step 4: Simplify right side
    90,196.30x = 3,653,224,169.09
  5. Step 5: Solve for x
    x = 3,653,224,169.09/90,196.30
  6. Step 6: Final answer
    x = 40,503.04

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1.5x scale

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.