Home / 93,876.43-140,812.21-31,546.93

Finding the Fourth Proportional to 93,876.43, 140,812.21 and 31,546.93

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Solution

The fourth proportional to 93,876.43, 140,812.21 and 31,546.93 is: 47,319.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,876.43 : 140,812.21 = 31,546.93 : x
  2. Step 2: Convert to fraction form
    93,876.43/140,812.21 = 31,546.93/x
  3. Step 3: Cross multiply
    93,876.43x = 140,812.21 × 31,546.93
  4. Step 4: Simplify right side
    93,876.43x = 4,442,192,932.02
  5. Step 5: Solve for x
    x = 4,442,192,932.02/93,876.43
  6. Step 6: Final answer
    x = 47,319.58

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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.