Home / 93,310.40-139,964.96-23,189.60

Finding the Fourth Proportional to 93,310.40, 139,964.96 and 23,189.60

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Solution

The fourth proportional to 93,310.40, 139,964.96 and 23,189.60 is: 34,784.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,310.40 : 139,964.96 = 23,189.60 : x
  2. Step 2: Convert to fraction form
    93,310.40/139,964.96 = 23,189.60/x
  3. Step 3: Cross multiply
    93,310.40x = 139,964.96 × 23,189.60
  4. Step 4: Simplify right side
    93,310.40x = 3,245,731,436.42
  5. Step 5: Solve for x
    x = 3,245,731,436.42/93,310.40
  6. Step 6: Final answer
    x = 34,784.24

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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.