Home / 331,256.68-496,732.14-106,575.40

Finding the Fourth Proportional to 331,256.68, 496,732.14 and 106,575.40

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Solution

The fourth proportional to 331,256.68, 496,732.14 and 106,575.40 is: 159,813.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,256.68 : 496,732.14 = 106,575.40 : x
  2. Step 2: Convert to fraction form
    331,256.68/496,732.14 = 106,575.40/x
  3. Step 3: Cross multiply
    331,256.68x = 496,732.14 × 106,575.40
  4. Step 4: Simplify right side
    331,256.68x = 52,939,426,513.36
  5. Step 5: Solve for x
    x = 52,939,426,513.36/331,256.68
  6. Step 6: Final answer
    x = 159,813.91

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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.