Home / 140,098.59-210,145.92-65,176.83

Finding the Fourth Proportional to 140,098.59, 210,145.92 and 65,176.83

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Solution

The fourth proportional to 140,098.59, 210,145.92 and 65,176.83 is: 97,764.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,098.59 : 210,145.92 = 65,176.83 : x
  2. Step 2: Convert to fraction form
    140,098.59/210,145.92 = 65,176.83/x
  3. Step 3: Cross multiply
    140,098.59x = 210,145.92 × 65,176.83
  4. Step 4: Simplify right side
    140,098.59x = 13,696,644,903.03
  5. Step 5: Solve for x
    x = 13,696,644,903.03/140,098.59
  6. Step 6: Final answer
    x = 97,764.33

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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.