Home / 93,921.53-129,616.67-51,481.85

Finding the Fourth Proportional to 93,921.53, 129,616.67 and 51,481.85

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Solution

The fourth proportional to 93,921.53, 129,616.67 and 51,481.85 is: 71,047.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,921.53 : 129,616.67 = 51,481.85 : x
  2. Step 2: Convert to fraction form
    93,921.53/129,616.67 = 51,481.85/x
  3. Step 3: Cross multiply
    93,921.53x = 129,616.67 × 51,481.85
  4. Step 4: Simplify right side
    93,921.53x = 6,672,905,443.06
  5. Step 5: Solve for x
    x = 6,672,905,443.06/93,921.53
  6. Step 6: Final answer
    x = 71,047.67

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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.