Home / 96,919.24-133,728.94-56,625.21

Finding the Fourth Proportional to 96,919.24, 133,728.94 and 56,625.21

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Solution

The fourth proportional to 96,919.24, 133,728.94 and 56,625.21 is: 78,131.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,919.24 : 133,728.94 = 56,625.21 : x
  2. Step 2: Convert to fraction form
    96,919.24/133,728.94 = 56,625.21/x
  3. Step 3: Cross multiply
    96,919.24x = 133,728.94 × 56,625.21
  4. Step 4: Simplify right side
    96,919.24x = 7,572,429,310.58
  5. Step 5: Solve for x
    x = 7,572,429,310.58/96,919.24
  6. Step 6: Final answer
    x = 78,131.33

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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.