Home / 99,524.28-149,187.04-55,170.84

Finding the Fourth Proportional to 99,524.28, 149,187.04 and 55,170.84

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Solution

The fourth proportional to 99,524.28, 149,187.04 and 55,170.84 is: 82,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,524.28 : 149,187.04 = 55,170.84 : x
  2. Step 2: Convert to fraction form
    99,524.28/149,187.04 = 55,170.84/x
  3. Step 3: Cross multiply
    99,524.28x = 149,187.04 × 55,170.84
  4. Step 4: Simplify right side
    99,524.28x = 8,230,774,313.91
  5. Step 5: Solve for x
    x = 8,230,774,313.91/99,524.28
  6. Step 6: Final answer
    x = 82,701.17

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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.