Home / 50,902.88-76,317.40-34,221.56

Finding the Fourth Proportional to 50,902.88, 76,317.40 and 34,221.56

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Solution

The fourth proportional to 50,902.88, 76,317.40 and 34,221.56 is: 51,307.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,902.88 : 76,317.40 = 34,221.56 : x
  2. Step 2: Convert to fraction form
    50,902.88/76,317.40 = 34,221.56/x
  3. Step 3: Cross multiply
    50,902.88x = 76,317.40 × 34,221.56
  4. Step 4: Simplify right side
    50,902.88x = 2,611,700,483.14
  5. Step 5: Solve for x
    x = 2,611,700,483.14/50,902.88
  6. Step 6: Final answer
    x = 51,307.52

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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.