Home / 53,530.38-80,242.11-35,775.99

Finding the Fourth Proportional to 53,530.38, 80,242.11 and 35,775.99

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Solution

The fourth proportional to 53,530.38, 80,242.11 and 35,775.99 is: 53,628.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,530.38 : 80,242.11 = 35,775.99 : x
  2. Step 2: Convert to fraction form
    53,530.38/80,242.11 = 35,775.99/x
  3. Step 3: Cross multiply
    53,530.38x = 80,242.11 × 35,775.99
  4. Step 4: Simplify right side
    53,530.38x = 2,870,740,924.94
  5. Step 5: Solve for x
    x = 2,870,740,924.94/53,530.38
  6. Step 6: Final answer
    x = 53,628.26

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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.