Home / 93,729.36-129,343.44-51,285.04

Finding the Fourth Proportional to 93,729.36, 129,343.44 and 51,285.04

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Solution

The fourth proportional to 93,729.36, 129,343.44 and 51,285.04 is: 70,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,729.36 : 129,343.44 = 51,285.04 : x
  2. Step 2: Convert to fraction form
    93,729.36/129,343.44 = 51,285.04/x
  3. Step 3: Cross multiply
    93,729.36x = 129,343.44 × 51,285.04
  4. Step 4: Simplify right side
    93,729.36x = 6,633,383,494.14
  5. Step 5: Solve for x
    x = 6,633,383,494.14/93,729.36
  6. Step 6: Final answer
    x = 70,771.67

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1.5x scale

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.