Home / 146,303.45-201,915.18-82,645.34

Finding the Fourth Proportional to 146,303.45, 201,915.18 and 82,645.34

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Solution

The fourth proportional to 146,303.45, 201,915.18 and 82,645.34 is: 114,059.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,303.45 : 201,915.18 = 82,645.34 : x
  2. Step 2: Convert to fraction form
    146,303.45/201,915.18 = 82,645.34/x
  3. Step 3: Cross multiply
    146,303.45x = 201,915.18 × 82,645.34
  4. Step 4: Simplify right side
    146,303.45x = 16,687,347,692.69
  5. Step 5: Solve for x
    x = 16,687,347,692.69/146,303.45
  6. Step 6: Final answer
    x = 114,059.84

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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.