Home / 75,682.37-104,436.28-45,053.84

Finding the Fourth Proportional to 75,682.37, 104,436.28 and 45,053.84

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Solution

The fourth proportional to 75,682.37, 104,436.28 and 45,053.84 is: 62,171.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,682.37 : 104,436.28 = 45,053.84 : x
  2. Step 2: Convert to fraction form
    75,682.37/104,436.28 = 45,053.84/x
  3. Step 3: Cross multiply
    75,682.37x = 104,436.28 × 45,053.84
  4. Step 4: Simplify right side
    75,682.37x = 4,705,255,766.72
  5. Step 5: Solve for x
    x = 4,705,255,766.72/75,682.37
  6. Step 6: Final answer
    x = 62,171.09

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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.