Home / 146,658.42-202,391.64-82,996.20

Finding the Fourth Proportional to 146,658.42, 202,391.64 and 82,996.20

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Solution

The fourth proportional to 146,658.42, 202,391.64 and 82,996.20 is: 114,536.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,658.42 : 202,391.64 = 82,996.20 : x
  2. Step 2: Convert to fraction form
    146,658.42/202,391.64 = 82,996.20/x
  3. Step 3: Cross multiply
    146,658.42x = 202,391.64 × 82,996.20
  4. Step 4: Simplify right side
    146,658.42x = 16,797,737,031.77
  5. Step 5: Solve for x
    x = 16,797,737,031.77/146,658.42
  6. Step 6: Final answer
    x = 114,536.47

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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.