Home / 93,930.90-141,000.03-74,335.38

Finding the Fourth Proportional to 93,930.90, 141,000.03 and 74,335.38

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Solution

The fourth proportional to 93,930.90, 141,000.03 and 74,335.38 is: 111,585.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,930.90 : 141,000.03 = 74,335.38 : x
  2. Step 2: Convert to fraction form
    93,930.90/141,000.03 = 74,335.38/x
  3. Step 3: Cross multiply
    93,930.90x = 141,000.03 × 74,335.38
  4. Step 4: Simplify right side
    93,930.90x = 10,481,290,810.06
  5. Step 5: Solve for x
    x = 10,481,290,810.06/93,930.90
  6. Step 6: Final answer
    x = 111,585.12

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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.