Home / 76,222.74-114,332.49-40,696.14

Finding the Fourth Proportional to 76,222.74, 114,332.49 and 40,696.14

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Solution

The fourth proportional to 76,222.74, 114,332.49 and 40,696.14 is: 61,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,222.74 : 114,332.49 = 40,696.14 : x
  2. Step 2: Convert to fraction form
    76,222.74/114,332.49 = 40,696.14/x
  3. Step 3: Cross multiply
    76,222.74x = 114,332.49 × 40,696.14
  4. Step 4: Simplify right side
    76,222.74x = 4,652,891,019.59
  5. Step 5: Solve for x
    x = 4,652,891,019.59/76,222.74
  6. Step 6: Final answer
    x = 61,043.35

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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.