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Finding the Fourth Proportional to 93,659.54, 140,423.63 and 34,487.42

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Solution

The fourth proportional to 93,659.54, 140,423.63 and 34,487.42 is: 51,706.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,659.54 : 140,423.63 = 34,487.42 : x
  2. Step 2: Convert to fraction form
    93,659.54/140,423.63 = 34,487.42/x
  3. Step 3: Cross multiply
    93,659.54x = 140,423.63 × 34,487.42
  4. Step 4: Simplify right side
    93,659.54x = 4,842,847,831.18
  5. Step 5: Solve for x
    x = 4,842,847,831.18/93,659.54
  6. Step 6: Final answer
    x = 51,706.94

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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.