Home / 94,917.88-130,989.32-52,479.15

Finding the Fourth Proportional to 94,917.88, 130,989.32 and 52,479.15

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Solution

The fourth proportional to 94,917.88, 130,989.32 and 52,479.15 is: 72,422.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,917.88 : 130,989.32 = 52,479.15 : x
  2. Step 2: Convert to fraction form
    94,917.88/130,989.32 = 52,479.15/x
  3. Step 3: Cross multiply
    94,917.88x = 130,989.32 × 52,479.15
  4. Step 4: Simplify right side
    94,917.88x = 6,874,208,172.68
  5. Step 5: Solve for x
    x = 6,874,208,172.68/94,917.88
  6. Step 6: Final answer
    x = 72,422.69

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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.