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Finding the Fourth Proportional to 93,266.76, 139,941.45 and 48,882.96

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Solution

The fourth proportional to 93,266.76, 139,941.45 and 48,882.96 is: 73,346.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,266.76 : 139,941.45 = 48,882.96 : x
  2. Step 2: Convert to fraction form
    93,266.76/139,941.45 = 48,882.96/x
  3. Step 3: Cross multiply
    93,266.76x = 139,941.45 × 48,882.96
  4. Step 4: Simplify right side
    93,266.76x = 6,840,752,302.69
  5. Step 5: Solve for x
    x = 6,840,752,302.69/93,266.76
  6. Step 6: Final answer
    x = 73,346.09

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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.