Home / 90,315.06-124,635.78-50,029.44

Finding the Fourth Proportional to 90,315.06, 124,635.78 and 50,029.44

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Solution

The fourth proportional to 90,315.06, 124,635.78 and 50,029.44 is: 69,041.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,315.06 : 124,635.78 = 50,029.44 : x
  2. Step 2: Convert to fraction form
    90,315.06/124,635.78 = 50,029.44/x
  3. Step 3: Cross multiply
    90,315.06x = 124,635.78 × 50,029.44
  4. Step 4: Simplify right side
    90,315.06x = 6,235,458,277.36
  5. Step 5: Solve for x
    x = 6,235,458,277.36/90,315.06
  6. Step 6: Final answer
    x = 69,041.18

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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.