Home / 94,876-130,917.54-52,428.76

Finding the Fourth Proportional to 94,876, 130,917.54 and 52,428.76

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Solution

The fourth proportional to 94,876, 130,917.54 and 52,428.76 is: 72,345.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,876 : 130,917.54 = 52,428.76 : x
  2. Step 2: Convert to fraction form
    94,876/130,917.54 = 52,428.76/x
  3. Step 3: Cross multiply
    94,876x = 130,917.54 × 52,428.76
  4. Step 4: Simplify right side
    94,876x = 6,863,844,284.45
  5. Step 5: Solve for x
    x = 6,863,844,284.45/94,876
  6. Step 6: Final answer
    x = 72,345.42

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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.