Home / 94,645.14-130,344.53-92,578.43

Finding the Fourth Proportional to 94,645.14, 130,344.53 and 92,578.43

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Solution

The fourth proportional to 94,645.14, 130,344.53 and 92,578.43 is: 127,498.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,645.14 : 130,344.53 = 92,578.43 : x
  2. Step 2: Convert to fraction form
    94,645.14/130,344.53 = 92,578.43/x
  3. Step 3: Cross multiply
    94,645.14x = 130,344.53 × 92,578.43
  4. Step 4: Simplify right side
    94,645.14x = 12,067,090,831.87
  5. Step 5: Solve for x
    x = 12,067,090,831.87/94,645.14
  6. Step 6: Final answer
    x = 127,498.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.