Home / 117,997.46-162,835.86-64,282.35

Finding the Fourth Proportional to 117,997.46, 162,835.86 and 64,282.35

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Solution

The fourth proportional to 117,997.46, 162,835.86 and 64,282.35 is: 88,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,997.46 : 162,835.86 = 64,282.35 : x
  2. Step 2: Convert to fraction form
    117,997.46/162,835.86 = 64,282.35/x
  3. Step 3: Cross multiply
    117,997.46x = 162,835.86 × 64,282.35
  4. Step 4: Simplify right side
    117,997.46x = 10,467,471,745.07
  5. Step 5: Solve for x
    x = 10,467,471,745.07/117,997.46
  6. Step 6: Final answer
    x = 88,709.30

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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.