Home / 93,402.45-140,198.98-68,368.14

Finding the Fourth Proportional to 93,402.45, 140,198.98 and 68,368.14

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Solution

The fourth proportional to 93,402.45, 140,198.98 and 68,368.14 is: 102,621.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,402.45 : 140,198.98 = 68,368.14 : x
  2. Step 2: Convert to fraction form
    93,402.45/140,198.98 = 68,368.14/x
  3. Step 3: Cross multiply
    93,402.45x = 140,198.98 × 68,368.14
  4. Step 4: Simplify right side
    93,402.45x = 9,585,143,492.50
  5. Step 5: Solve for x
    x = 9,585,143,492.50/93,402.45
  6. Step 6: Final answer
    x = 102,621.97

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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.