Home / 93,403.45-140,200.48-68,369.14

Finding the Fourth Proportional to 93,403.45, 140,200.48 and 68,369.14

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Solution

The fourth proportional to 93,403.45, 140,200.48 and 68,369.14 is: 102,623.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,403.45 : 140,200.48 = 68,369.14 : x
  2. Step 2: Convert to fraction form
    93,403.45/140,200.48 = 68,369.14/x
  3. Step 3: Cross multiply
    93,403.45x = 140,200.48 × 68,369.14
  4. Step 4: Simplify right side
    93,403.45x = 9,585,386,245.19
  5. Step 5: Solve for x
    x = 9,585,386,245.19/93,403.45
  6. Step 6: Final answer
    x = 102,623.47

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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.