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Finding the Fourth Proportional to 93,911.38, 140,773.06 and 46,561.12

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Solution

The fourth proportional to 93,911.38, 140,773.06 and 46,561.12 is: 69,795.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,911.38 : 140,773.06 = 46,561.12 : x
  2. Step 2: Convert to fraction form
    93,911.38/140,773.06 = 46,561.12/x
  3. Step 3: Cross multiply
    93,911.38x = 140,773.06 × 46,561.12
  4. Step 4: Simplify right side
    93,911.38x = 6,554,551,339.43
  5. Step 5: Solve for x
    x = 6,554,551,339.43/93,911.38
  6. Step 6: Final answer
    x = 69,795.07

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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.