Home / 93,450.49-140,121.87-63,904.12

Finding the Fourth Proportional to 93,450.49, 140,121.87 and 63,904.12

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Solution

The fourth proportional to 93,450.49, 140,121.87 and 63,904.12 is: 95,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,450.49 : 140,121.87 = 63,904.12 : x
  2. Step 2: Convert to fraction form
    93,450.49/140,121.87 = 63,904.12/x
  3. Step 3: Cross multiply
    93,450.49x = 140,121.87 × 63,904.12
  4. Step 4: Simplify right side
    93,450.49x = 8,954,364,795.10
  5. Step 5: Solve for x
    x = 8,954,364,795.10/93,450.49
  6. Step 6: Final answer
    x = 95,819.35

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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.