Home / 77,407.88-116,128.24-24,854.28

Finding the Fourth Proportional to 77,407.88, 116,128.24 and 24,854.28

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Solution

The fourth proportional to 77,407.88, 116,128.24 and 24,854.28 is: 37,286.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,407.88 : 116,128.24 = 24,854.28 : x
  2. Step 2: Convert to fraction form
    77,407.88/116,128.24 = 24,854.28/x
  3. Step 3: Cross multiply
    77,407.88x = 116,128.24 × 24,854.28
  4. Step 4: Simplify right side
    77,407.88x = 2,886,283,792.87
  5. Step 5: Solve for x
    x = 2,886,283,792.87/77,407.88
  6. Step 6: Final answer
    x = 37,286.69

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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.