Home / 195,121.80-292,536.90-106,475.40

Finding the Fourth Proportional to 195,121.80, 292,536.90 and 106,475.40

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Solution

The fourth proportional to 195,121.80, 292,536.90 and 106,475.40 is: 159,633.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,121.80 : 292,536.90 = 106,475.40 : x
  2. Step 2: Convert to fraction form
    195,121.80/292,536.90 = 106,475.40/x
  3. Step 3: Cross multiply
    195,121.80x = 292,536.90 × 106,475.40
  4. Step 4: Simplify right side
    195,121.80x = 31,147,983,442.26
  5. Step 5: Solve for x
    x = 31,147,983,442.26/195,121.80
  6. Step 6: Final answer
    x = 159,633.54

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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.