Home / 77,975.18-116,977.18-24,680.57

Finding the Fourth Proportional to 77,975.18, 116,977.18 and 24,680.57

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Solution

The fourth proportional to 77,975.18, 116,977.18 and 24,680.57 is: 37,025.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,975.18 : 116,977.18 = 24,680.57 : x
  2. Step 2: Convert to fraction form
    77,975.18/116,977.18 = 24,680.57/x
  3. Step 3: Cross multiply
    77,975.18x = 116,977.18 × 24,680.57
  4. Step 4: Simplify right side
    77,975.18x = 2,887,063,479.39
  5. Step 5: Solve for x
    x = 2,887,063,479.39/77,975.18
  6. Step 6: Final answer
    x = 37,025.42

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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.