Home / 81,632.57-122,444.52-25,466.24

Finding the Fourth Proportional to 81,632.57, 122,444.52 and 25,466.24

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Solution

The fourth proportional to 81,632.57, 122,444.52 and 25,466.24 is: 38,198.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,632.57 : 122,444.52 = 25,466.24 : x
  2. Step 2: Convert to fraction form
    81,632.57/122,444.52 = 25,466.24/x
  3. Step 3: Cross multiply
    81,632.57x = 122,444.52 × 25,466.24
  4. Step 4: Simplify right side
    81,632.57x = 3,118,200,920.78
  5. Step 5: Solve for x
    x = 3,118,200,920.78/81,632.57
  6. Step 6: Final answer
    x = 38,198.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.