Home / 76,263.07-114,434.49-55,375.65

Finding the Fourth Proportional to 76,263.07, 114,434.49 and 55,375.65

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Solution

The fourth proportional to 76,263.07, 114,434.49 and 55,375.65 is: 83,092.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,263.07 : 114,434.49 = 55,375.65 : x
  2. Step 2: Convert to fraction form
    76,263.07/114,434.49 = 55,375.65/x
  3. Step 3: Cross multiply
    76,263.07x = 114,434.49 × 55,375.65
  4. Step 4: Simplify right side
    76,263.07x = 6,336,884,266.17
  5. Step 5: Solve for x
    x = 6,336,884,266.17/76,263.07
  6. Step 6: Final answer
    x = 83,092.44

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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.