Home / 88,758.37-133,138.77-25,579.59

Finding the Fourth Proportional to 88,758.37, 133,138.77 and 25,579.59

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Solution

The fourth proportional to 88,758.37, 133,138.77 and 25,579.59 is: 38,369.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,758.37 : 133,138.77 = 25,579.59 : x
  2. Step 2: Convert to fraction form
    88,758.37/133,138.77 = 25,579.59/x
  3. Step 3: Cross multiply
    88,758.37x = 133,138.77 × 25,579.59
  4. Step 4: Simplify right side
    88,758.37x = 3,405,635,149.70
  5. Step 5: Solve for x
    x = 3,405,635,149.70/88,758.37
  6. Step 6: Final answer
    x = 38,369.74

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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.