Home / 94,959.21-131,038.38-51,930.14

Finding the Fourth Proportional to 94,959.21, 131,038.38 and 51,930.14

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Solution

The fourth proportional to 94,959.21, 131,038.38 and 51,930.14 is: 71,660.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,959.21 : 131,038.38 = 51,930.14 : x
  2. Step 2: Convert to fraction form
    94,959.21/131,038.38 = 51,930.14/x
  3. Step 3: Cross multiply
    94,959.21x = 131,038.38 × 51,930.14
  4. Step 4: Simplify right side
    94,959.21x = 6,804,841,418.77
  5. Step 5: Solve for x
    x = 6,804,841,418.77/94,959.21
  6. Step 6: Final answer
    x = 71,660.68

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1.5x scale

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.