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Finding the Fourth Proportional to 93,047.38, 139,459.88 and 33,813.70

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Solution

The fourth proportional to 93,047.38, 139,459.88 and 33,813.70 is: 50,680.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,047.38 : 139,459.88 = 33,813.70 : x
  2. Step 2: Convert to fraction form
    93,047.38/139,459.88 = 33,813.70/x
  3. Step 3: Cross multiply
    93,047.38x = 139,459.88 × 33,813.70
  4. Step 4: Simplify right side
    93,047.38x = 4,715,654,544.36
  5. Step 5: Solve for x
    x = 4,715,654,544.36/93,047.38
  6. Step 6: Final answer
    x = 50,680.14

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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.