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Finding the Fourth Proportional to 93,632.34, 140,503.98 and 34,509.54

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Solution

The fourth proportional to 93,632.34, 140,503.98 and 34,509.54 is: 51,784.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,632.34 : 140,503.98 = 34,509.54 : x
  2. Step 2: Convert to fraction form
    93,632.34/140,503.98 = 34,509.54/x
  3. Step 3: Cross multiply
    93,632.34x = 140,503.98 × 34,509.54
  4. Step 4: Simplify right side
    93,632.34x = 4,848,727,717.97
  5. Step 5: Solve for x
    x = 4,848,727,717.97/93,632.34
  6. Step 6: Final answer
    x = 51,784.75

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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.