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Finding the Fourth Proportional to 93,314.97, 128,794.73 and 55,060.29

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Solution

The fourth proportional to 93,314.97, 128,794.73 and 55,060.29 is: 75,995.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,314.97 : 128,794.73 = 55,060.29 : x
  2. Step 2: Convert to fraction form
    93,314.97/128,794.73 = 55,060.29/x
  3. Step 3: Cross multiply
    93,314.97x = 128,794.73 × 55,060.29
  4. Step 4: Simplify right side
    93,314.97x = 7,091,474,908.97
  5. Step 5: Solve for x
    x = 7,091,474,908.97/93,314.97
  6. Step 6: Final answer
    x = 75,995.04

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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.