Home / 51,105.55-70,522.14-31,984.52

Finding the Fourth Proportional to 51,105.55, 70,522.14 and 31,984.52

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Solution

The fourth proportional to 51,105.55, 70,522.14 and 31,984.52 is: 44,136.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,105.55 : 70,522.14 = 31,984.52 : x
  2. Step 2: Convert to fraction form
    51,105.55/70,522.14 = 31,984.52/x
  3. Step 3: Cross multiply
    51,105.55x = 70,522.14 × 31,984.52
  4. Step 4: Simplify right side
    51,105.55x = 2,255,616,961.29
  5. Step 5: Solve for x
    x = 2,255,616,961.29/51,105.55
  6. Step 6: Final answer
    x = 44,136.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.