Home / 76,889.29-115,337.42-23,577.37

Finding the Fourth Proportional to 76,889.29, 115,337.42 and 23,577.37

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Solution

The fourth proportional to 76,889.29, 115,337.42 and 23,577.37 is: 35,367.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,889.29 : 115,337.42 = 23,577.37 : x
  2. Step 2: Convert to fraction form
    76,889.29/115,337.42 = 23,577.37/x
  3. Step 3: Cross multiply
    76,889.29x = 115,337.42 × 23,577.37
  4. Step 4: Simplify right side
    76,889.29x = 2,719,353,026.19
  5. Step 5: Solve for x
    x = 2,719,353,026.19/76,889.29
  6. Step 6: Final answer
    x = 35,367.12

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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.