Home / 106,364.29-146,783-57,966.60

Finding the Fourth Proportional to 106,364.29, 146,783 and 57,966.60

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Solution

The fourth proportional to 106,364.29, 146,783 and 57,966.60 is: 79,994.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,364.29 : 146,783 = 57,966.60 : x
  2. Step 2: Convert to fraction form
    106,364.29/146,783 = 57,966.60/x
  3. Step 3: Cross multiply
    106,364.29x = 146,783 × 57,966.60
  4. Step 4: Simplify right side
    106,364.29x = 8,508,511,447.80
  5. Step 5: Solve for x
    x = 8,508,511,447.80/106,364.29
  6. Step 6: Final answer
    x = 79,994.06

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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.