Home / 77,519.16-106,975.08-43,527.92

Finding the Fourth Proportional to 77,519.16, 106,975.08 and 43,527.92

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Solution

The fourth proportional to 77,519.16, 106,975.08 and 43,527.92 is: 60,067.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,519.16 : 106,975.08 = 43,527.92 : x
  2. Step 2: Convert to fraction form
    77,519.16/106,975.08 = 43,527.92/x
  3. Step 3: Cross multiply
    77,519.16x = 106,975.08 × 43,527.92
  4. Step 4: Simplify right side
    77,519.16x = 4,656,402,189.36
  5. Step 5: Solve for x
    x = 4,656,402,189.36/77,519.16
  6. Step 6: Final answer
    x = 60,067.76

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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.