Home / 89,595.20-123,618.48-51,847.04

Finding the Fourth Proportional to 89,595.20, 123,618.48 and 51,847.04

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Solution

The fourth proportional to 89,595.20, 123,618.48 and 51,847.04 is: 71,535.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,595.20 : 123,618.48 = 51,847.04 : x
  2. Step 2: Convert to fraction form
    89,595.20/123,618.48 = 51,847.04/x
  3. Step 3: Cross multiply
    89,595.20x = 123,618.48 × 51,847.04
  4. Step 4: Simplify right side
    89,595.20x = 6,409,252,277.30
  5. Step 5: Solve for x
    x = 6,409,252,277.30/89,595.20
  6. Step 6: Final answer
    x = 71,535.67

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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.