Home / 140,243.97-210,210.14-106,853.96

Finding the Fourth Proportional to 140,243.97, 210,210.14 and 106,853.96

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Solution

The fourth proportional to 140,243.97, 210,210.14 and 106,853.96 is: 160,162.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,243.97 : 210,210.14 = 106,853.96 : x
  2. Step 2: Convert to fraction form
    140,243.97/210,210.14 = 106,853.96/x
  3. Step 3: Cross multiply
    140,243.97x = 210,210.14 × 106,853.96
  4. Step 4: Simplify right side
    140,243.97x = 22,461,784,305.83
  5. Step 5: Solve for x
    x = 22,461,784,305.83/140,243.97
  6. Step 6: Final answer
    x = 160,162.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.