Home / 92,575.28-138,861.54-22,455.20

Finding the Fourth Proportional to 92,575.28, 138,861.54 and 22,455.20

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Solution

The fourth proportional to 92,575.28, 138,861.54 and 22,455.20 is: 33,682.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,575.28 : 138,861.54 = 22,455.20 : x
  2. Step 2: Convert to fraction form
    92,575.28/138,861.54 = 22,455.20/x
  3. Step 3: Cross multiply
    92,575.28x = 138,861.54 × 22,455.20
  4. Step 4: Simplify right side
    92,575.28x = 3,118,163,653.01
  5. Step 5: Solve for x
    x = 3,118,163,653.01/92,575.28
  6. Step 6: Final answer
    x = 33,682.47

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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.