Home / 99,439.77-149,104.07-32,862.03

Finding the Fourth Proportional to 99,439.77, 149,104.07 and 32,862.03

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Solution

The fourth proportional to 99,439.77, 149,104.07 and 32,862.03 is: 49,274.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,439.77 : 149,104.07 = 32,862.03 : x
  2. Step 2: Convert to fraction form
    99,439.77/149,104.07 = 32,862.03/x
  3. Step 3: Cross multiply
    99,439.77x = 149,104.07 × 32,862.03
  4. Step 4: Simplify right side
    99,439.77x = 4,899,862,257.15
  5. Step 5: Solve for x
    x = 4,899,862,257.15/99,439.77
  6. Step 6: Final answer
    x = 49,274.67

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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.