Home / 77,009.29-115,518.06-24,422.87

Finding the Fourth Proportional to 77,009.29, 115,518.06 and 24,422.87

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Solution

The fourth proportional to 77,009.29, 115,518.06 and 24,422.87 is: 36,635.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,009.29 : 115,518.06 = 24,422.87 : x
  2. Step 2: Convert to fraction form
    77,009.29/115,518.06 = 24,422.87/x
  3. Step 3: Cross multiply
    77,009.29x = 115,518.06 × 24,422.87
  4. Step 4: Simplify right side
    77,009.29x = 2,821,282,850.83
  5. Step 5: Solve for x
    x = 2,821,282,850.83/77,009.29
  6. Step 6: Final answer
    x = 36,635.62

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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.