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Finding the Fourth Proportional to 93,952.85, 140,960.20 and 62,486.70

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Solution

The fourth proportional to 93,952.85, 140,960.20 and 62,486.70 is: 93,750.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,952.85 : 140,960.20 = 62,486.70 : x
  2. Step 2: Convert to fraction form
    93,952.85/140,960.20 = 62,486.70/x
  3. Step 3: Cross multiply
    93,952.85x = 140,960.20 × 62,486.70
  4. Step 4: Simplify right side
    93,952.85x = 8,808,138,152.81
  5. Step 5: Solve for x
    x = 8,808,138,152.81/93,952.85
  6. Step 6: Final answer
    x = 93,750.62

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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.