Home / 318,057.16-476,774.70-131,202.76

Finding the Fourth Proportional to 318,057.16, 476,774.70 and 131,202.76

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Solution

The fourth proportional to 318,057.16, 476,774.70 and 131,202.76 is: 196,675.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,057.16 : 476,774.70 = 131,202.76 : x
  2. Step 2: Convert to fraction form
    318,057.16/476,774.70 = 131,202.76/x
  3. Step 3: Cross multiply
    318,057.16x = 476,774.70 × 131,202.76
  4. Step 4: Simplify right side
    318,057.16x = 62,554,156,538.17
  5. Step 5: Solve for x
    x = 62,554,156,538.17/318,057.16
  6. Step 6: Final answer
    x = 196,675.83

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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.