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Finding the Fourth Proportional to 93,048.74, 139,627.78 and 33,887.96

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Solution

The fourth proportional to 93,048.74, 139,627.78 and 33,887.96 is: 50,851.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,048.74 : 139,627.78 = 33,887.96 : x
  2. Step 2: Convert to fraction form
    93,048.74/139,627.78 = 33,887.96/x
  3. Step 3: Cross multiply
    93,048.74x = 139,627.78 × 33,887.96
  4. Step 4: Simplify right side
    93,048.74x = 4,731,700,623.53
  5. Step 5: Solve for x
    x = 4,731,700,623.53/93,048.74
  6. Step 6: Final answer
    x = 50,851.85

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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.