Home / 90,334.37-124,682.13-60,120.96

Finding the Fourth Proportional to 90,334.37, 124,682.13 and 60,120.96

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Solution

The fourth proportional to 90,334.37, 124,682.13 and 60,120.96 is: 82,980.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,334.37 : 124,682.13 = 60,120.96 : x
  2. Step 2: Convert to fraction form
    90,334.37/124,682.13 = 60,120.96/x
  3. Step 3: Cross multiply
    90,334.37x = 124,682.13 × 60,120.96
  4. Step 4: Simplify right side
    90,334.37x = 7,496,009,350.44
  5. Step 5: Solve for x
    x = 7,496,009,350.44/90,334.37
  6. Step 6: Final answer
    x = 82,980.71

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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.