Home / 75,454.04-104,126.00-40,998.48

Finding the Fourth Proportional to 75,454.04, 104,126.00 and 40,998.48

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Solution

The fourth proportional to 75,454.04, 104,126.00 and 40,998.48 is: 56,577.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,454.04 : 104,126.00 = 40,998.48 : x
  2. Step 2: Convert to fraction form
    75,454.04/104,126.00 = 40,998.48/x
  3. Step 3: Cross multiply
    75,454.04x = 104,126.00 × 40,998.48
  4. Step 4: Simplify right side
    75,454.04x = 4,269,007,523.49
  5. Step 5: Solve for x
    x = 4,269,007,523.49/75,454.04
  6. Step 6: Final answer
    x = 56,577.59

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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.