Home / 331,434.72-497,082.48-106,815.36

Finding the Fourth Proportional to 331,434.72, 497,082.48 and 106,815.36

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Solution

The fourth proportional to 331,434.72, 497,082.48 and 106,815.36 is: 160,200.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,434.72 : 497,082.48 = 106,815.36 : x
  2. Step 2: Convert to fraction form
    331,434.72/497,082.48 = 106,815.36/x
  3. Step 3: Cross multiply
    331,434.72x = 497,082.48 × 106,815.36
  4. Step 4: Simplify right side
    331,434.72x = 53,096,044,050.89
  5. Step 5: Solve for x
    x = 53,096,044,050.89/331,434.72
  6. Step 6: Final answer
    x = 160,200.61

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1.5x scale

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.