Home / 75,534.70-104,238.60-41,079.75

Finding the Fourth Proportional to 75,534.70, 104,238.60 and 41,079.75

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Solution

The fourth proportional to 75,534.70, 104,238.60 and 41,079.75 is: 56,690.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,534.70 : 104,238.60 = 41,079.75 : x
  2. Step 2: Convert to fraction form
    75,534.70/104,238.60 = 41,079.75/x
  3. Step 3: Cross multiply
    75,534.70x = 104,238.60 × 41,079.75
  4. Step 4: Simplify right side
    75,534.70x = 4,282,095,628.35
  5. Step 5: Solve for x
    x = 4,282,095,628.35/75,534.70
  6. Step 6: Final answer
    x = 56,690.44

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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.