Home / 75,728.84-104,504.36-41,740.46

Finding the Fourth Proportional to 75,728.84, 104,504.36 and 41,740.46

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Solution

The fourth proportional to 75,728.84, 104,504.36 and 41,740.46 is: 57,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,728.84 : 104,504.36 = 41,740.46 : x
  2. Step 2: Convert to fraction form
    75,728.84/104,504.36 = 41,740.46/x
  3. Step 3: Cross multiply
    75,728.84x = 104,504.36 × 41,740.46
  4. Step 4: Simplify right side
    75,728.84x = 4,362,060,058.41
  5. Step 5: Solve for x
    x = 4,362,060,058.41/75,728.84
  6. Step 6: Final answer
    x = 57,601.04

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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.