Home / 140,591.14-210,864.39-65,763.22

Finding the Fourth Proportional to 140,591.14, 210,864.39 and 65,763.22

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Solution

The fourth proportional to 140,591.14, 210,864.39 and 65,763.22 is: 98,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,591.14 : 210,864.39 = 65,763.22 : x
  2. Step 2: Convert to fraction form
    140,591.14/210,864.39 = 65,763.22/x
  3. Step 3: Cross multiply
    140,591.14x = 210,864.39 × 65,763.22
  4. Step 4: Simplify right side
    140,591.14x = 13,867,121,269.74
  5. Step 5: Solve for x
    x = 13,867,121,269.74/140,591.14
  6. Step 6: Final answer
    x = 98,634.39

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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.