Home / 88,799.75-122,543.78-48,514.20

Finding the Fourth Proportional to 88,799.75, 122,543.78 and 48,514.20

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Solution

The fourth proportional to 88,799.75, 122,543.78 and 48,514.20 is: 66,949.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,799.75 : 122,543.78 = 48,514.20 : x
  2. Step 2: Convert to fraction form
    88,799.75/122,543.78 = 48,514.20/x
  3. Step 3: Cross multiply
    88,799.75x = 122,543.78 × 48,514.20
  4. Step 4: Simplify right side
    88,799.75x = 5,945,113,209.11
  5. Step 5: Solve for x
    x = 5,945,113,209.11/88,799.75
  6. Step 6: Final answer
    x = 66,949.67

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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.