Home / 77,561.64-116,374.14-27,651.24

Finding the Fourth Proportional to 77,561.64, 116,374.14 and 27,651.24

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Solution

The fourth proportional to 77,561.64, 116,374.14 and 27,651.24 is: 41,488.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,561.64 : 116,374.14 = 27,651.24 : x
  2. Step 2: Convert to fraction form
    77,561.64/116,374.14 = 27,651.24/x
  3. Step 3: Cross multiply
    77,561.64x = 116,374.14 × 27,651.24
  4. Step 4: Simplify right side
    77,561.64x = 3,217,889,274.93
  5. Step 5: Solve for x
    x = 3,217,889,274.93/77,561.64
  6. Step 6: Final answer
    x = 41,488.15

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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.