Home / 146,823.11-202,630.11-82,303.30

Finding the Fourth Proportional to 146,823.11, 202,630.11 and 82,303.30

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Solution

The fourth proportional to 146,823.11, 202,630.11 and 82,303.30 is: 113,586.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,823.11 : 202,630.11 = 82,303.30 : x
  2. Step 2: Convert to fraction form
    146,823.11/202,630.11 = 82,303.30/x
  3. Step 3: Cross multiply
    146,823.11x = 202,630.11 × 82,303.30
  4. Step 4: Simplify right side
    146,823.11x = 16,677,126,961.96
  5. Step 5: Solve for x
    x = 16,677,126,961.96/146,823.11
  6. Step 6: Final answer
    x = 113,586.53

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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.