Home / 90,896.48-125,435.94-52,661.24

Finding the Fourth Proportional to 90,896.48, 125,435.94 and 52,661.24

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Solution

The fourth proportional to 90,896.48, 125,435.94 and 52,661.24 is: 72,671.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,896.48 : 125,435.94 = 52,661.24 : x
  2. Step 2: Convert to fraction form
    90,896.48/125,435.94 = 52,661.24/x
  3. Step 3: Cross multiply
    90,896.48x = 125,435.94 × 52,661.24
  4. Step 4: Simplify right side
    90,896.48x = 6,605,611,513.79
  5. Step 5: Solve for x
    x = 6,605,611,513.79/90,896.48
  6. Step 6: Final answer
    x = 72,671.81

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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.