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Finding the Fourth Proportional to 93,552.49, 129,239.04 and 80,955.37

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Solution

The fourth proportional to 93,552.49, 129,239.04 and 80,955.37 is: 111,836.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,552.49 : 129,239.04 = 80,955.37 : x
  2. Step 2: Convert to fraction form
    93,552.49/129,239.04 = 80,955.37/x
  3. Step 3: Cross multiply
    93,552.49x = 129,239.04 × 80,955.37
  4. Step 4: Simplify right side
    93,552.49x = 10,462,594,301.64
  5. Step 5: Solve for x
    x = 10,462,594,301.64/93,552.49
  6. Step 6: Final answer
    x = 111,836.62

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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.