Home / 90,957.48-125,525.09-50,671.22

Finding the Fourth Proportional to 90,957.48, 125,525.09 and 50,671.22

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Solution

The fourth proportional to 90,957.48, 125,525.09 and 50,671.22 is: 69,928.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,957.48 : 125,525.09 = 50,671.22 : x
  2. Step 2: Convert to fraction form
    90,957.48/125,525.09 = 50,671.22/x
  3. Step 3: Cross multiply
    90,957.48x = 125,525.09 × 50,671.22
  4. Step 4: Simplify right side
    90,957.48x = 6,360,509,450.91
  5. Step 5: Solve for x
    x = 6,360,509,450.91/90,957.48
  6. Step 6: Final answer
    x = 69,928.38

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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.