Home / 75,685.54-104,336.94-52,954.11

Finding the Fourth Proportional to 75,685.54, 104,336.94 and 52,954.11

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Solution

The fourth proportional to 75,685.54, 104,336.94 and 52,954.11 is: 73,000.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,685.54 : 104,336.94 = 52,954.11 : x
  2. Step 2: Convert to fraction form
    75,685.54/104,336.94 = 52,954.11/x
  3. Step 3: Cross multiply
    75,685.54x = 104,336.94 × 52,954.11
  4. Step 4: Simplify right side
    75,685.54x = 5,525,069,797.82
  5. Step 5: Solve for x
    x = 5,525,069,797.82/75,685.54
  6. Step 6: Final answer
    x = 73,000.34

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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.