Home / 90,661.72-135,992.35-24,101.82

Finding the Fourth Proportional to 90,661.72, 135,992.35 and 24,101.82

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Solution

The fourth proportional to 90,661.72, 135,992.35 and 24,101.82 is: 36,152.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,661.72 : 135,992.35 = 24,101.82 : x
  2. Step 2: Convert to fraction form
    90,661.72/135,992.35 = 24,101.82/x
  3. Step 3: Cross multiply
    90,661.72x = 135,992.35 × 24,101.82
  4. Step 4: Simplify right side
    90,661.72x = 3,277,663,141.08
  5. Step 5: Solve for x
    x = 3,277,663,141.08/90,661.72
  6. Step 6: Final answer
    x = 36,152.67

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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.