Home / 89,438.44-134,157.60-22,878.64

Finding the Fourth Proportional to 89,438.44, 134,157.60 and 22,878.64

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Solution

The fourth proportional to 89,438.44, 134,157.60 and 22,878.64 is: 34,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,438.44 : 134,157.60 = 22,878.64 : x
  2. Step 2: Convert to fraction form
    89,438.44/134,157.60 = 22,878.64/x
  3. Step 3: Cross multiply
    89,438.44x = 134,157.60 × 22,878.64
  4. Step 4: Simplify right side
    89,438.44x = 3,069,343,433.66
  5. Step 5: Solve for x
    x = 3,069,343,433.66/89,438.44
  6. Step 6: Final answer
    x = 34,317.94

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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.