Home / 77,204.63-106,544.28-43,212.83

Finding the Fourth Proportional to 77,204.63, 106,544.28 and 43,212.83

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Solution

The fourth proportional to 77,204.63, 106,544.28 and 43,212.83 is: 59,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,204.63 : 106,544.28 = 43,212.83 : x
  2. Step 2: Convert to fraction form
    77,204.63/106,544.28 = 43,212.83/x
  3. Step 3: Cross multiply
    77,204.63x = 106,544.28 × 43,212.83
  4. Step 4: Simplify right side
    77,204.63x = 4,604,079,859.11
  5. Step 5: Solve for x
    x = 4,604,079,859.11/77,204.63
  6. Step 6: Final answer
    x = 59,634.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.