Home / 231,125.24-346,404.30-131,369

Finding the Fourth Proportional to 231,125.24, 346,404.30 and 131,369

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Solution

The fourth proportional to 231,125.24, 346,404.30 and 131,369 is: 196,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,125.24 : 346,404.30 = 131,369 : x
  2. Step 2: Convert to fraction form
    231,125.24/346,404.30 = 131,369/x
  3. Step 3: Cross multiply
    231,125.24x = 346,404.30 × 131,369
  4. Step 4: Simplify right side
    231,125.24x = 45,506,786,486.70
  5. Step 5: Solve for x
    x = 45,506,786,486.70/231,125.24
  6. Step 6: Final answer
    x = 196,892.33

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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.