Home / 89,575.88-133,573.55-88,776.44

Finding the Fourth Proportional to 89,575.88, 133,573.55 and 88,776.44

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Solution

The fourth proportional to 89,575.88, 133,573.55 and 88,776.44 is: 132,381.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,575.88 : 133,573.55 = 88,776.44 : x
  2. Step 2: Convert to fraction form
    89,575.88/133,573.55 = 88,776.44/x
  3. Step 3: Cross multiply
    89,575.88x = 133,573.55 × 88,776.44
  4. Step 4: Simplify right side
    89,575.88x = 11,858,184,247.16
  5. Step 5: Solve for x
    x = 11,858,184,247.16/89,575.88
  6. Step 6: Final answer
    x = 132,381.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.