Home / 75,623.94-104,405.96-67,216.41

Finding the Fourth Proportional to 75,623.94, 104,405.96 and 67,216.41

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Solution

The fourth proportional to 75,623.94, 104,405.96 and 67,216.41 is: 92,798.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,623.94 : 104,405.96 = 67,216.41 : x
  2. Step 2: Convert to fraction form
    75,623.94/104,405.96 = 67,216.41/x
  3. Step 3: Cross multiply
    75,623.94x = 104,405.96 × 67,216.41
  4. Step 4: Simplify right side
    75,623.94x = 7,017,793,981.84
  5. Step 5: Solve for x
    x = 7,017,793,981.84/75,623.94
  6. Step 6: Final answer
    x = 92,798.58

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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.