Home / 105,792.82-145,996.40-58,046.24

Finding the Fourth Proportional to 105,792.82, 145,996.40 and 58,046.24

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Solution

The fourth proportional to 105,792.82, 145,996.40 and 58,046.24 is: 80,105.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,792.82 : 145,996.40 = 58,046.24 : x
  2. Step 2: Convert to fraction form
    105,792.82/145,996.40 = 58,046.24/x
  3. Step 3: Cross multiply
    105,792.82x = 145,996.40 × 58,046.24
  4. Step 4: Simplify right side
    105,792.82x = 8,474,542,583.64
  5. Step 5: Solve for x
    x = 8,474,542,583.64/105,792.82
  6. Step 6: Final answer
    x = 80,105.08

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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.