Home / 89,082.64-133,611.40-22,518.66

Finding the Fourth Proportional to 89,082.64, 133,611.40 and 22,518.66

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Solution

The fourth proportional to 89,082.64, 133,611.40 and 22,518.66 is: 33,774.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,082.64 : 133,611.40 = 22,518.66 : x
  2. Step 2: Convert to fraction form
    89,082.64/133,611.40 = 22,518.66/x
  3. Step 3: Cross multiply
    89,082.64x = 133,611.40 × 22,518.66
  4. Step 4: Simplify right side
    89,082.64x = 3,008,749,688.72
  5. Step 5: Solve for x
    x = 3,008,749,688.72/89,082.64
  6. Step 6: Final answer
    x = 33,774.82

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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.