Home / 105,964.29-146,165.85-62,914.59

Finding the Fourth Proportional to 105,964.29, 146,165.85 and 62,914.59

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Solution

The fourth proportional to 105,964.29, 146,165.85 and 62,914.59 is: 86,783.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,964.29 : 146,165.85 = 62,914.59 : x
  2. Step 2: Convert to fraction form
    105,964.29/146,165.85 = 62,914.59/x
  3. Step 3: Cross multiply
    105,964.29x = 146,165.85 × 62,914.59
  4. Step 4: Simplify right side
    105,964.29x = 9,195,964,524.75
  5. Step 5: Solve for x
    x = 9,195,964,524.75/105,964.29
  6. Step 6: Final answer
    x = 86,783.62

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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.