Home / 106,518.73-146,995.73-58,772.07

Finding the Fourth Proportional to 106,518.73, 146,995.73 and 58,772.07

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Solution

The fourth proportional to 106,518.73, 146,995.73 and 58,772.07 is: 81,105.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,518.73 : 146,995.73 = 58,772.07 : x
  2. Step 2: Convert to fraction form
    106,518.73/146,995.73 = 58,772.07/x
  3. Step 3: Cross multiply
    106,518.73x = 146,995.73 × 58,772.07
  4. Step 4: Simplify right side
    106,518.73x = 8,639,243,039.40
  5. Step 5: Solve for x
    x = 8,639,243,039.40/106,518.73
  6. Step 6: Final answer
    x = 81,105.39

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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.