Home / 92,901.06-128,203.83-50,460.30

Finding the Fourth Proportional to 92,901.06, 128,203.83 and 50,460.30

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Solution

The fourth proportional to 92,901.06, 128,203.83 and 50,460.30 is: 69,635.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,901.06 : 128,203.83 = 50,460.30 : x
  2. Step 2: Convert to fraction form
    92,901.06/128,203.83 = 50,460.30/x
  3. Step 3: Cross multiply
    92,901.06x = 128,203.83 × 50,460.30
  4. Step 4: Simplify right side
    92,901.06x = 6,469,203,722.95
  5. Step 5: Solve for x
    x = 6,469,203,722.95/92,901.06
  6. Step 6: Final answer
    x = 69,635.41

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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.