Home / 90,335.58-124,652.82-50,039.29

Finding the Fourth Proportional to 90,335.58, 124,652.82 and 50,039.29

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Solution

The fourth proportional to 90,335.58, 124,652.82 and 50,039.29 is: 69,048.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,335.58 : 124,652.82 = 50,039.29 : x
  2. Step 2: Convert to fraction form
    90,335.58/124,652.82 = 50,039.29/x
  3. Step 3: Cross multiply
    90,335.58x = 124,652.82 × 50,039.29
  4. Step 4: Simplify right side
    90,335.58x = 6,237,538,609.30
  5. Step 5: Solve for x
    x = 6,237,538,609.30/90,335.58
  6. Step 6: Final answer
    x = 69,048.53

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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.