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Finding the Fourth Proportional to 93,683.48, 140,459.49 and 34,511.55

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Solution

The fourth proportional to 93,683.48, 140,459.49 and 34,511.55 is: 51,743.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,683.48 : 140,459.49 = 34,511.55 : x
  2. Step 2: Convert to fraction form
    93,683.48/140,459.49 = 34,511.55/x
  3. Step 3: Cross multiply
    93,683.48x = 140,459.49 × 34,511.55
  4. Step 4: Simplify right side
    93,683.48x = 4,847,474,712.11
  5. Step 5: Solve for x
    x = 4,847,474,712.11/93,683.48
  6. Step 6: Final answer
    x = 51,743.11

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1.5x scale

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.