Home / 80,368.20-110,910.75-44,561.55

Finding the Fourth Proportional to 80,368.20, 110,910.75 and 44,561.55

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Solution

The fourth proportional to 80,368.20, 110,910.75 and 44,561.55 is: 61,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,368.20 : 110,910.75 = 44,561.55 : x
  2. Step 2: Convert to fraction form
    80,368.20/110,910.75 = 44,561.55/x
  3. Step 3: Cross multiply
    80,368.20x = 110,910.75 × 44,561.55
  4. Step 4: Simplify right side
    80,368.20x = 4,942,354,931.66
  5. Step 5: Solve for x
    x = 4,942,354,931.66/80,368.20
  6. Step 6: Final answer
    x = 61,496.40

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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.