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Finding the Fourth Proportional to 93,546, 129,096.32 and 51,107.27

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Solution

The fourth proportional to 93,546, 129,096.32 and 51,107.27 is: 70,529.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,546 : 129,096.32 = 51,107.27 : x
  2. Step 2: Convert to fraction form
    93,546/129,096.32 = 51,107.27/x
  3. Step 3: Cross multiply
    93,546x = 129,096.32 × 51,107.27
  4. Step 4: Simplify right side
    93,546x = 6,597,759,581.23
  5. Step 5: Solve for x
    x = 6,597,759,581.23/93,546
  6. Step 6: Final answer
    x = 70,529.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.