Home / 94,101.77-129,856.97-51,080.32

Finding the Fourth Proportional to 94,101.77, 129,856.97 and 51,080.32

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Solution

The fourth proportional to 94,101.77, 129,856.97 and 51,080.32 is: 70,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,101.77 : 129,856.97 = 51,080.32 : x
  2. Step 2: Convert to fraction form
    94,101.77/129,856.97 = 51,080.32/x
  3. Step 3: Cross multiply
    94,101.77x = 129,856.97 × 51,080.32
  4. Step 4: Simplify right side
    94,101.77x = 6,633,135,141.41
  5. Step 5: Solve for x
    x = 6,633,135,141.41/94,101.77
  6. Step 6: Final answer
    x = 70,488.95

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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.