Home / 99,177.46-149,023.80-92,698.30

Finding the Fourth Proportional to 99,177.46, 149,023.80 and 92,698.30

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Solution

The fourth proportional to 99,177.46, 149,023.80 and 92,698.30 is: 139,288.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,177.46 : 149,023.80 = 92,698.30 : x
  2. Step 2: Convert to fraction form
    99,177.46/149,023.80 = 92,698.30/x
  3. Step 3: Cross multiply
    99,177.46x = 149,023.80 × 92,698.30
  4. Step 4: Simplify right side
    99,177.46x = 13,814,252,919.54
  5. Step 5: Solve for x
    x = 13,814,252,919.54/99,177.46
  6. Step 6: Final answer
    x = 139,288.23

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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.