Home / 331,138.12-496,725.54-94,462.60

Finding the Fourth Proportional to 331,138.12, 496,725.54 and 94,462.60

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Solution

The fourth proportional to 331,138.12, 496,725.54 and 94,462.60 is: 141,699.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,138.12 : 496,725.54 = 94,462.60 : x
  2. Step 2: Convert to fraction form
    331,138.12/496,725.54 = 94,462.60/x
  3. Step 3: Cross multiply
    331,138.12x = 496,725.54 × 94,462.60
  4. Step 4: Simplify right side
    331,138.12x = 46,921,985,994.80
  5. Step 5: Solve for x
    x = 46,921,985,994.80/331,138.12
  6. Step 6: Final answer
    x = 141,699.14

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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.